64121175

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 123027840

約数和(自身を除く): 58906665

約数列:

[1, 3, 5, 9, 15, 25, 29, 31, 45, 75, 87, 93, 145, 155, 225, 261, 279, 317, 435, 465, 725, 775, 899, 951, 1305, 1395, 1585, 2175, 2325, 2697, 2853, 4495, 4755, 6525, 6975, 7925, 8091, 9193, 9827, 13485, 14265, 22475, 23775, 27579, 29481, 40455, 45965, 49135, 67425, 71325, 82737, 88443, 137895, 147405, 202275, 229825, 245675, 284983, 413685, 442215, 689475, 737025, 854949, 1424915, 2068425, 2211075, 2564847, 4274745, 7124575, 12824235, 21373725, 64121175]

約数ペア:

[(1, 64121175), (3, 21373725), (5, 12824235), (9, 7124575), (15, 4274745), (25, 2564847), (29, 2211075), (31, 2068425), (45, 1424915), (75, 854949), (87, 737025), (93, 689475), (145, 442215), (155, 413685), (225, 284983), (261, 245675), (279, 229825), (317, 202275), (435, 147405), (465, 137895), (725, 88443), (775, 82737), (899, 71325), (951, 67425), (1305, 49135), (1395, 45965), (1585, 40455), (2175, 29481), (2325, 27579), (2697, 23775), (2853, 22475), (4495, 14265), (4755, 13485), (6525, 9827), (6975, 9193), (7925, 8091)]