90397475

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 137515008

約数和(自身を除く): 47117533

約数列:

[1, 5, 7, 23, 25, 35, 37, 115, 161, 175, 185, 259, 575, 607, 805, 851, 925, 1295, 3035, 4025, 4249, 4255, 5957, 6475, 13961, 15175, 21245, 21275, 22459, 29785, 69805, 97727, 106225, 112295, 148925, 157213, 349025, 488635, 516557, 561475, 786065, 2443175, 2582785, 3615899, 3930325, 12913925, 18079495, 90397475]

約数ペア:

[(1, 90397475), (5, 18079495), (7, 12913925), (23, 3930325), (25, 3615899), (35, 2582785), (37, 2443175), (115, 786065), (161, 561475), (175, 516557), (185, 488635), (259, 349025), (575, 157213), (607, 148925), (805, 112295), (851, 106225), (925, 97727), (1295, 69805), (3035, 29785), (4025, 22459), (4249, 21275), (4255, 21245), (5957, 15175), (6475, 13961)]