42070100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 96827136

約数和(自身を除く): 54757036

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 41, 50, 62, 82, 100, 124, 155, 164, 205, 310, 331, 410, 620, 662, 775, 820, 1025, 1271, 1324, 1550, 1655, 2050, 2542, 3100, 3310, 4100, 5084, 6355, 6620, 8275, 10261, 12710, 13571, 16550, 20522, 25420, 27142, 31775, 33100, 41044, 51305, 54284, 63550, 67855, 102610, 127100, 135710, 205220, 256525, 271420, 339275, 420701, 513050, 678550, 841402, 1026100, 1357100, 1682804, 2103505, 4207010, 8414020, 10517525, 21035050, 42070100]

約数ペア:

[(1, 42070100), (2, 21035050), (4, 10517525), (5, 8414020), (10, 4207010), (20, 2103505), (25, 1682804), (31, 1357100), (41, 1026100), (50, 841402), (62, 678550), (82, 513050), (100, 420701), (124, 339275), (155, 271420), (164, 256525), (205, 205220), (310, 135710), (331, 127100), (410, 102610), (620, 67855), (662, 63550), (775, 54284), (820, 51305), (1025, 41044), (1271, 33100), (1324, 31775), (1550, 27142), (1655, 25420), (2050, 20522), (2542, 16550), (3100, 13571), (3310, 12710), (4100, 10261), (5084, 8275), (6355, 6620)]