888974290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 1691661312

約数和(自身を除く): 802687022

約数列:

[1, 2, 5, 10, 31, 62, 73, 146, 155, 163, 241, 310, 326, 365, 482, 730, 815, 1205, 1630, 2263, 2410, 4526, 5053, 7471, 10106, 11315, 11899, 14942, 17593, 22630, 23798, 25265, 35186, 37355, 39283, 50530, 59495, 74710, 78566, 87965, 118990, 175930, 196415, 368869, 392830, 545383, 737738, 1090766, 1217773, 1844345, 2435546, 2726915, 2867659, 3688690, 5453830, 5735318, 6088865, 12177730, 14338295, 28676590, 88897429, 177794858, 444487145, 888974290]

約数ペア:

[(1, 888974290), (2, 444487145), (5, 177794858), (10, 88897429), (31, 28676590), (62, 14338295), (73, 12177730), (146, 6088865), (155, 5735318), (163, 5453830), (241, 3688690), (310, 2867659), (326, 2726915), (365, 2435546), (482, 1844345), (730, 1217773), (815, 1090766), (1205, 737738), (1630, 545383), (2263, 392830), (2410, 368869), (4526, 196415), (5053, 175930), (7471, 118990), (10106, 87965), (11315, 78566), (11899, 74710), (14942, 59495), (17593, 50530), (22630, 39283), (23798, 37355), (25265, 35186)]