61438300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 169989120

約数和(自身を除く): 108550820

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 79, 100, 101, 110, 140, 154, 158, 175, 202, 220, 275, 308, 316, 350, 385, 395, 404, 505, 550, 553, 700, 707, 770, 790, 869, 1010, 1100, 1106, 1111, 1414, 1540, 1580, 1738, 1925, 1975, 2020, 2212, 2222, 2525, 2765, 2828, 3476, 3535, 3850, 3950, 4345, 4444, 5050, 5530, 5555, 6083, 7070, 7700, 7777, 7900, 7979, 8690, 10100, 11060, 11110, 12166, 13825, 14140, 15554, 15958, 17380, 17675, 21725, 22220, 24332, 27650, 27775, 30415, 31108, 31916, 35350, 38885, 39895, 43450, 55300, 55550, 55853, 60830, 70700, 77770, 79790, 86900, 87769, 111100, 111706, 121660, 152075, 155540, 159580, 175538, 194425, 199475, 223412, 279265, 304150, 351076, 388850, 398950, 438845, 558530, 608300, 614383, 777700, 797900, 877690, 1117060, 1228766, 1396325, 1755380, 2194225, 2457532, 2792650, 3071915, 4388450, 5585300, 6143830, 8776900, 12287660, 15359575, 30719150, 61438300]

約数ペア:

[(1, 61438300), (2, 30719150), (4, 15359575), (5, 12287660), (7, 8776900), (10, 6143830), (11, 5585300), (14, 4388450), (20, 3071915), (22, 2792650), (25, 2457532), (28, 2194225), (35, 1755380), (44, 1396325), (50, 1228766), (55, 1117060), (70, 877690), (77, 797900), (79, 777700), (100, 614383), (101, 608300), (110, 558530), (140, 438845), (154, 398950), (158, 388850), (175, 351076), (202, 304150), (220, 279265), (275, 223412), (308, 199475), (316, 194425), (350, 175538), (385, 159580), (395, 155540), (404, 152075), (505, 121660), (550, 111706), (553, 111100), (700, 87769), (707, 86900), (770, 79790), (790, 77770), (869, 70700), (1010, 60830), (1100, 55853), (1106, 55550), (1111, 55300), (1414, 43450), (1540, 39895), (1580, 38885), (1738, 35350), (1925, 31916), (1975, 31108), (2020, 30415), (2212, 27775), (2222, 27650), (2525, 24332), (2765, 22220), (2828, 21725), (3476, 17675), (3535, 17380), (3850, 15958), (3950, 15554), (4345, 14140), (4444, 13825), (5050, 12166), (5530, 11110), (5555, 11060), (6083, 10100), (7070, 8690), (7700, 7979), (7777, 7900)]