354920552440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3049}}^1\times {\mathrm{70979}}^1$

素因数の和:74080

約数の個数: 64

約数和(自身を含む): 818328420000

約数和(自身を除く): 463407867560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 3049, 6098, 12196, 15245, 24392, 30490, 60980, 70979, 121960, 125009, 141958, 250018, 283916, 354895, 500036, 567832, 625045, 709790, 1000072, 1250090, 1419580, 2500180, 2839160, 2910139, 5000360, 5820278, 11640556, 14550695, 23281112, 29101390, 58202780, 116405560, 216414971, 432829942, 865659884, 1082074855, 1731319768, 2164149710, 4328299420, 8656598840, 8873013811, 17746027622, 35492055244, 44365069055, 70984110488, 88730138110, 177460276220, 354920552440]

約数ペア:

[(1, 354920552440), (2, 177460276220), (4, 88730138110), (5, 70984110488), (8, 44365069055), (10, 35492055244), (20, 17746027622), (40, 8873013811), (41, 8656598840), (82, 4328299420), (164, 2164149710), (205, 1731319768), (328, 1082074855), (410, 865659884), (820, 432829942), (1640, 216414971), (3049, 116405560), (6098, 58202780), (12196, 29101390), (15245, 23281112), (24392, 14550695), (30490, 11640556), (60980, 5820278), (70979, 5000360), (121960, 2910139), (125009, 2839160), (141958, 2500180), (250018, 1419580), (283916, 1250090), (354895, 1000072), (500036, 709790), (567832, 625045)]