45216440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 105840000

約数和(自身を除く): 60623560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 79, 82, 158, 164, 205, 316, 328, 349, 395, 410, 632, 698, 790, 820, 1396, 1580, 1640, 1745, 2792, 3160, 3239, 3490, 6478, 6980, 12956, 13960, 14309, 16195, 25912, 27571, 28618, 32390, 55142, 57236, 64780, 71545, 110284, 114472, 129560, 137855, 143090, 220568, 275710, 286180, 551420, 572360, 1102840, 1130411, 2260822, 4521644, 5652055, 9043288, 11304110, 22608220, 45216440]

約数ペア:

[(1, 45216440), (2, 22608220), (4, 11304110), (5, 9043288), (8, 5652055), (10, 4521644), (20, 2260822), (40, 1130411), (41, 1102840), (79, 572360), (82, 551420), (158, 286180), (164, 275710), (205, 220568), (316, 143090), (328, 137855), (349, 129560), (395, 114472), (410, 110284), (632, 71545), (698, 64780), (790, 57236), (820, 55142), (1396, 32390), (1580, 28618), (1640, 27571), (1745, 25912), (2792, 16195), (3160, 14309), (3239, 13960), (3490, 12956), (6478, 6980)]