90427220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 215913600

約数和(自身を除く): 125486380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 67, 116, 130, 134, 145, 179, 260, 268, 290, 335, 358, 377, 580, 670, 716, 754, 871, 895, 1340, 1508, 1742, 1790, 1885, 1943, 2327, 3484, 3580, 3770, 3886, 4355, 4654, 5191, 7540, 7772, 8710, 9308, 9715, 10382, 11635, 11993, 17420, 19430, 20764, 23270, 23986, 25259, 25955, 38860, 46540, 47972, 50518, 51910, 59965, 67483, 101036, 103820, 119930, 126295, 134966, 155909, 239860, 252590, 269932, 311818, 337415, 347797, 505180, 623636, 674830, 695594, 779545, 1349660, 1391188, 1559090, 1738985, 3118180, 3477970, 4521361, 6955940, 9042722, 18085444, 22606805, 45213610, 90427220]

約数ペア:

[(1, 90427220), (2, 45213610), (4, 22606805), (5, 18085444), (10, 9042722), (13, 6955940), (20, 4521361), (26, 3477970), (29, 3118180), (52, 1738985), (58, 1559090), (65, 1391188), (67, 1349660), (116, 779545), (130, 695594), (134, 674830), (145, 623636), (179, 505180), (260, 347797), (268, 337415), (290, 311818), (335, 269932), (358, 252590), (377, 239860), (580, 155909), (670, 134966), (716, 126295), (754, 119930), (871, 103820), (895, 101036), (1340, 67483), (1508, 59965), (1742, 51910), (1790, 50518), (1885, 47972), (1943, 46540), (2327, 38860), (3484, 25955), (3580, 25259), (3770, 23986), (3886, 23270), (4355, 20764), (4654, 19430), (5191, 17420), (7540, 11993), (7772, 11635), (8710, 10382), (9308, 9715)]