65642625

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 129467520

約数和(自身を除く): 63824895

約数列:

[1, 3, 5, 9, 15, 19, 25, 37, 45, 57, 75, 83, 95, 111, 125, 171, 185, 225, 249, 285, 333, 375, 415, 475, 555, 703, 747, 855, 925, 1125, 1245, 1425, 1577, 1665, 2075, 2109, 2375, 2775, 3071, 3515, 3735, 4275, 4625, 4731, 6225, 6327, 7125, 7885, 8325, 9213, 10375, 10545, 13875, 14193, 15355, 17575, 18675, 21375, 23655, 27639, 31125, 31635, 39425, 41625, 46065, 52725, 58349, 70965, 76775, 87875, 93375, 118275, 138195, 158175, 175047, 197125, 230325, 263625, 291745, 354825, 383875, 525141, 591375, 690975, 790875, 875235, 1151625, 1458725, 1774125, 2625705, 3454875, 4376175, 7293625, 13128525, 21880875, 65642625]

約数ペア:

[(1, 65642625), (3, 21880875), (5, 13128525), (9, 7293625), (15, 4376175), (19, 3454875), (25, 2625705), (37, 1774125), (45, 1458725), (57, 1151625), (75, 875235), (83, 790875), (95, 690975), (111, 591375), (125, 525141), (171, 383875), (185, 354825), (225, 291745), (249, 263625), (285, 230325), (333, 197125), (375, 175047), (415, 158175), (475, 138195), (555, 118275), (703, 93375), (747, 87875), (855, 76775), (925, 70965), (1125, 58349), (1245, 52725), (1425, 46065), (1577, 41625), (1665, 39425), (2075, 31635), (2109, 31125), (2375, 27639), (2775, 23655), (3071, 21375), (3515, 18675), (3735, 17575), (4275, 15355), (4625, 14193), (4731, 13875), (6225, 10545), (6327, 10375), (7125, 9213), (7885, 8325)]