649794310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{491}}^1$

素因数の和:789

約数の個数: 64

約数和(自身を含む): 1308420864

約数和(自身を除く): 658626554

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 227, 265, 454, 491, 530, 583, 982, 1135, 1166, 2270, 2455, 2497, 2915, 4910, 4994, 5401, 5830, 10802, 12031, 12485, 24062, 24970, 26023, 27005, 52046, 54010, 60155, 111457, 120310, 130115, 132341, 222914, 260230, 264682, 286253, 557285, 572506, 661705, 1114570, 1226027, 1323410, 1431265, 2452054, 2862530, 5907221, 6130135, 11814442, 12260270, 29536105, 59072210, 64979431, 129958862, 324897155, 649794310]

約数ペア:

[(1, 649794310), (2, 324897155), (5, 129958862), (10, 64979431), (11, 59072210), (22, 29536105), (53, 12260270), (55, 11814442), (106, 6130135), (110, 5907221), (227, 2862530), (265, 2452054), (454, 1431265), (491, 1323410), (530, 1226027), (583, 1114570), (982, 661705), (1135, 572506), (1166, 557285), (2270, 286253), (2455, 264682), (2497, 260230), (2915, 222914), (4910, 132341), (4994, 130115), (5401, 120310), (5830, 111457), (10802, 60155), (12031, 54010), (12485, 52046), (24062, 27005), (24970, 26023)]