167995625

素因数分解:

$5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 80

約数和(自身を含む): 263915520

約数和(自身を除く): 95919895

約数列:

[1, 5, 7, 19, 25, 35, 43, 47, 95, 125, 133, 175, 215, 235, 301, 329, 475, 625, 665, 817, 875, 893, 1075, 1175, 1505, 1645, 2021, 2375, 3325, 4085, 4375, 4465, 5375, 5719, 5875, 6251, 7525, 8225, 10105, 11875, 14147, 16625, 20425, 22325, 26875, 28595, 29375, 31255, 37625, 38399, 41125, 50525, 70735, 83125, 102125, 111625, 142975, 156275, 188125, 191995, 205625, 252625, 268793, 353675, 510625, 558125, 714875, 781375, 959975, 1263125, 1343965, 1768375, 3574375, 3906875, 4799875, 6719825, 8841875, 23999375, 33599125, 167995625]

約数ペア:

[(1, 167995625), (5, 33599125), (7, 23999375), (19, 8841875), (25, 6719825), (35, 4799875), (43, 3906875), (47, 3574375), (95, 1768375), (125, 1343965), (133, 1263125), (175, 959975), (215, 781375), (235, 714875), (301, 558125), (329, 510625), (475, 353675), (625, 268793), (665, 252625), (817, 205625), (875, 191995), (893, 188125), (1075, 156275), (1175, 142975), (1505, 111625), (1645, 102125), (2021, 83125), (2375, 70735), (3325, 50525), (4085, 41125), (4375, 38399), (4465, 37625), (5375, 31255), (5719, 29375), (5875, 28595), (6251, 26875), (7525, 22325), (8225, 20425), (10105, 16625), (11875, 14147)]