25210002100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{1163}}^1$

素因数の和:1546

約数の個数: 144

約数和(自身を含む): 59578436736

約数和(自身を除く): 34368434636

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 164, 170, 205, 311, 340, 410, 425, 622, 697, 820, 850, 1025, 1163, 1244, 1394, 1555, 1700, 2050, 2326, 2788, 3110, 3485, 4100, 4652, 5287, 5815, 6220, 6970, 7775, 10574, 11630, 12751, 13940, 15550, 17425, 19771, 21148, 23260, 25502, 26435, 29075, 31100, 34850, 39542, 47683, 51004, 52870, 58150, 63755, 69700, 79084, 95366, 98855, 105740, 116300, 127510, 132175, 190732, 197710, 216767, 238415, 255020, 264350, 318775, 361693, 395420, 433534, 476830, 494275, 528700, 637550, 723386, 810611, 867068, 953660, 988550, 1083835, 1192075, 1275100, 1446772, 1621222, 1808465, 1977100, 2167670, 2384150, 3242444, 3616930, 4053055, 4335340, 4768300, 5419175, 6148781, 7233860, 8106110, 9042325, 10838350, 12297562, 14829413, 16212220, 18084650, 20265275, 21676700, 24595124, 29658826, 30743905, 36169300, 40530550, 59317652, 61487810, 74147065, 81061100, 122975620, 148294130, 153719525, 252100021, 296588260, 307439050, 370735325, 504200042, 614878100, 741470650, 1008400084, 1260500105, 1482941300, 2521000210, 5042000420, 6302500525, 12605001050, 25210002100]

約数ペア:

[(1, 25210002100), (2, 12605001050), (4, 6302500525), (5, 5042000420), (10, 2521000210), (17, 1482941300), (20, 1260500105), (25, 1008400084), (34, 741470650), (41, 614878100), (50, 504200042), (68, 370735325), (82, 307439050), (85, 296588260), (100, 252100021), (164, 153719525), (170, 148294130), (205, 122975620), (311, 81061100), (340, 74147065), (410, 61487810), (425, 59317652), (622, 40530550), (697, 36169300), (820, 30743905), (850, 29658826), (1025, 24595124), (1163, 21676700), (1244, 20265275), (1394, 18084650), (1555, 16212220), (1700, 14829413), (2050, 12297562), (2326, 10838350), (2788, 9042325), (3110, 8106110), (3485, 7233860), (4100, 6148781), (4652, 5419175), (5287, 4768300), (5815, 4335340), (6220, 4053055), (6970, 3616930), (7775, 3242444), (10574, 2384150), (11630, 2167670), (12751, 1977100), (13940, 1808465), (15550, 1621222), (17425, 1446772), (19771, 1275100), (21148, 1192075), (23260, 1083835), (25502, 988550), (26435, 953660), (29075, 867068), (31100, 810611), (34850, 723386), (39542, 637550), (47683, 528700), (51004, 494275), (52870, 476830), (58150, 433534), (63755, 395420), (69700, 361693), (79084, 318775), (95366, 264350), (98855, 255020), (105740, 238415), (116300, 216767), (127510, 197710), (132175, 190732)]