51641660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 130486272

約数和(自身を除く): 78844612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 73, 124, 140, 146, 155, 163, 217, 292, 310, 326, 365, 434, 511, 620, 652, 730, 815, 868, 1022, 1085, 1141, 1460, 1630, 2044, 2170, 2263, 2282, 2555, 3260, 4340, 4526, 4564, 5053, 5110, 5705, 9052, 10106, 10220, 11315, 11410, 11899, 15841, 20212, 22630, 22820, 23798, 25265, 31682, 35371, 45260, 47596, 50530, 59495, 63364, 70742, 79205, 83293, 101060, 118990, 141484, 158410, 166586, 176855, 237980, 316820, 333172, 353710, 368869, 416465, 707420, 737738, 832930, 1475476, 1665860, 1844345, 2582083, 3688690, 5164166, 7377380, 10328332, 12910415, 25820830, 51641660]

約数ペア:

[(1, 51641660), (2, 25820830), (4, 12910415), (5, 10328332), (7, 7377380), (10, 5164166), (14, 3688690), (20, 2582083), (28, 1844345), (31, 1665860), (35, 1475476), (62, 832930), (70, 737738), (73, 707420), (124, 416465), (140, 368869), (146, 353710), (155, 333172), (163, 316820), (217, 237980), (292, 176855), (310, 166586), (326, 158410), (365, 141484), (434, 118990), (511, 101060), (620, 83293), (652, 79205), (730, 70742), (815, 63364), (868, 59495), (1022, 50530), (1085, 47596), (1141, 45260), (1460, 35371), (1630, 31682), (2044, 25265), (2170, 23798), (2263, 22820), (2282, 22630), (2555, 20212), (3260, 15841), (4340, 11899), (4526, 11410), (4564, 11315), (5053, 10220), (5110, 10106), (5705, 9052)]