159364400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1$

素因数の和:1663

約数の個数: 120

約数和(自身を含む): 434295120

約数和(自身を除く): 274930720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 760, 950, 988, 1040, 1235, 1300, 1520, 1613, 1900, 1976, 2470, 2600, 3226, 3800, 3952, 4940, 5200, 6175, 6452, 7600, 8065, 9880, 12350, 12904, 16130, 19760, 20969, 24700, 25808, 30647, 32260, 40325, 41938, 49400, 61294, 64520, 80650, 83876, 98800, 104845, 122588, 129040, 153235, 161300, 167752, 209690, 245176, 306470, 322600, 335504, 398411, 419380, 490352, 524225, 612940, 645200, 766175, 796822, 838760, 1048450, 1225880, 1532350, 1593644, 1677520, 1992055, 2096900, 2451760, 3064700, 3187288, 3984110, 4193800, 6129400, 6374576, 7968220, 8387600, 9960275, 12258800, 15936440, 19920550, 31872880, 39841100, 79682200, 159364400]

約数ペア:

[(1, 159364400), (2, 79682200), (4, 39841100), (5, 31872880), (8, 19920550), (10, 15936440), (13, 12258800), (16, 9960275), (19, 8387600), (20, 7968220), (25, 6374576), (26, 6129400), (38, 4193800), (40, 3984110), (50, 3187288), (52, 3064700), (65, 2451760), (76, 2096900), (80, 1992055), (95, 1677520), (100, 1593644), (104, 1532350), (130, 1225880), (152, 1048450), (190, 838760), (200, 796822), (208, 766175), (247, 645200), (260, 612940), (304, 524225), (325, 490352), (380, 419380), (400, 398411), (475, 335504), (494, 322600), (520, 306470), (650, 245176), (760, 209690), (950, 167752), (988, 161300), (1040, 153235), (1235, 129040), (1300, 122588), (1520, 104845), (1613, 98800), (1900, 83876), (1976, 80650), (2470, 64520), (2600, 61294), (3226, 49400), (3800, 41938), (3952, 40325), (4940, 32260), (5200, 30647), (6175, 25808), (6452, 24700), (7600, 20969), (8065, 19760), (9880, 16130), (12350, 12904)]