54347960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1069}}^1$

素因数の和:1152

約数の個数: 64

約数和(自身を含む): 129427200

約数和(自身を除く): 75079240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1069, 1240, 1271, 1640, 2138, 2542, 4276, 5084, 5345, 6355, 8552, 10168, 10690, 12710, 21380, 25420, 33139, 42760, 43829, 50840, 66278, 87658, 132556, 165695, 175316, 219145, 265112, 331390, 350632, 438290, 662780, 876580, 1325560, 1358699, 1753160, 2717398, 5434796, 6793495, 10869592, 13586990, 27173980, 54347960]

約数ペア:

[(1, 54347960), (2, 27173980), (4, 13586990), (5, 10869592), (8, 6793495), (10, 5434796), (20, 2717398), (31, 1753160), (40, 1358699), (41, 1325560), (62, 876580), (82, 662780), (124, 438290), (155, 350632), (164, 331390), (205, 265112), (248, 219145), (310, 175316), (328, 165695), (410, 132556), (620, 87658), (820, 66278), (1069, 50840), (1240, 43829), (1271, 42760), (1640, 33139), (2138, 25420), (2542, 21380), (4276, 12710), (5084, 10690), (5345, 10168), (6355, 8552)]