64988700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{4421}}^1$

素因数の和:4452

約数の個数: 108

約数和(自身を含む): 218782872

約数和(自身を除く): 153794172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 2100, 2450, 2940, 3675, 4421, 4900, 7350, 8842, 13263, 14700, 17684, 22105, 26526, 30947, 44210, 53052, 61894, 66315, 88420, 92841, 110525, 123788, 132630, 154735, 185682, 216629, 221050, 265260, 309470, 331575, 371364, 433258, 442100, 464205, 618940, 649887, 663150, 773675, 866516, 928410, 1083145, 1299774, 1326300, 1547350, 1856820, 2166290, 2321025, 2599548, 3094700, 3249435, 4332580, 4642050, 5415725, 6498870, 9284100, 10831450, 12997740, 16247175, 21662900, 32494350, 64988700]

約数ペア:

[(1, 64988700), (2, 32494350), (3, 21662900), (4, 16247175), (5, 12997740), (6, 10831450), (7, 9284100), (10, 6498870), (12, 5415725), (14, 4642050), (15, 4332580), (20, 3249435), (21, 3094700), (25, 2599548), (28, 2321025), (30, 2166290), (35, 1856820), (42, 1547350), (49, 1326300), (50, 1299774), (60, 1083145), (70, 928410), (75, 866516), (84, 773675), (98, 663150), (100, 649887), (105, 618940), (140, 464205), (147, 442100), (150, 433258), (175, 371364), (196, 331575), (210, 309470), (245, 265260), (294, 221050), (300, 216629), (350, 185682), (420, 154735), (490, 132630), (525, 123788), (588, 110525), (700, 92841), (735, 88420), (980, 66315), (1050, 61894), (1225, 53052), (1470, 44210), (2100, 30947), (2450, 26526), (2940, 22105), (3675, 17684), (4421, 14700), (4900, 13263), (7350, 8842)]