87447975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 153859200

約数和(自身を除く): 66411225

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 109, 285, 327, 475, 545, 563, 1425, 1635, 1689, 2071, 2725, 2815, 6213, 8175, 8445, 10355, 10697, 14075, 31065, 32091, 42225, 51775, 53485, 61367, 155325, 160455, 184101, 267425, 306835, 802275, 920505, 1165973, 1534175, 3497919, 4602525, 5829865, 17489595, 29149325, 87447975]

約数ペア:

[(1, 87447975), (3, 29149325), (5, 17489595), (15, 5829865), (19, 4602525), (25, 3497919), (57, 1534175), (75, 1165973), (95, 920505), (109, 802275), (285, 306835), (327, 267425), (475, 184101), (545, 160455), (563, 155325), (1425, 61367), (1635, 53485), (1689, 51775), (2071, 42225), (2725, 32091), (2815, 31065), (6213, 14075), (8175, 10697), (8445, 10355)]