31093875

素因数分解:

$3^4\times 5^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:147

約数の個数: 80

約数和(自身を含む): 60252192

約数和(自身を除く): 29158317

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 81, 83, 111, 125, 135, 185, 225, 249, 333, 375, 405, 415, 555, 675, 747, 925, 999, 1125, 1245, 1665, 2025, 2075, 2241, 2775, 2997, 3071, 3375, 3735, 4625, 4995, 6225, 6723, 8325, 9213, 10125, 10375, 11205, 13875, 14985, 15355, 18675, 24975, 27639, 31125, 33615, 41625, 46065, 56025, 74925, 76775, 82917, 93375, 124875, 138195, 168075, 230325, 248751, 280125, 374625, 383875, 414585, 690975, 840375, 1151625, 1243755, 2072925, 3454875, 6218775, 10364625, 31093875]

約数ペア:

[(1, 31093875), (3, 10364625), (5, 6218775), (9, 3454875), (15, 2072925), (25, 1243755), (27, 1151625), (37, 840375), (45, 690975), (75, 414585), (81, 383875), (83, 374625), (111, 280125), (125, 248751), (135, 230325), (185, 168075), (225, 138195), (249, 124875), (333, 93375), (375, 82917), (405, 76775), (415, 74925), (555, 56025), (675, 46065), (747, 41625), (925, 33615), (999, 31125), (1125, 27639), (1245, 24975), (1665, 18675), (2025, 15355), (2075, 14985), (2241, 13875), (2775, 11205), (2997, 10375), (3071, 10125), (3375, 9213), (3735, 8325), (4625, 6723), (4995, 6225)]