83006840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 225054720

約数和(自身を除く): 142047880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 73, 124, 131, 140, 146, 155, 217, 248, 262, 280, 292, 310, 365, 434, 511, 524, 584, 620, 655, 730, 868, 917, 1022, 1048, 1085, 1240, 1310, 1460, 1736, 1834, 2044, 2170, 2263, 2555, 2620, 2920, 3668, 4061, 4088, 4340, 4526, 4585, 5110, 5240, 7336, 8122, 8680, 9052, 9170, 9563, 10220, 11315, 15841, 16244, 18104, 18340, 19126, 20305, 20440, 22630, 28427, 31682, 32488, 36680, 38252, 40610, 45260, 47815, 56854, 63364, 66941, 76504, 79205, 81220, 90520, 95630, 113708, 126728, 133882, 142135, 158410, 162440, 191260, 227416, 267764, 284270, 296453, 316820, 334705, 382520, 535528, 568540, 592906, 633640, 669410, 1137080, 1185812, 1338820, 1482265, 2075171, 2371624, 2677640, 2964530, 4150342, 5929060, 8300684, 10375855, 11858120, 16601368, 20751710, 41503420, 83006840]

約数ペア:

[(1, 83006840), (2, 41503420), (4, 20751710), (5, 16601368), (7, 11858120), (8, 10375855), (10, 8300684), (14, 5929060), (20, 4150342), (28, 2964530), (31, 2677640), (35, 2371624), (40, 2075171), (56, 1482265), (62, 1338820), (70, 1185812), (73, 1137080), (124, 669410), (131, 633640), (140, 592906), (146, 568540), (155, 535528), (217, 382520), (248, 334705), (262, 316820), (280, 296453), (292, 284270), (310, 267764), (365, 227416), (434, 191260), (511, 162440), (524, 158410), (584, 142135), (620, 133882), (655, 126728), (730, 113708), (868, 95630), (917, 90520), (1022, 81220), (1048, 79205), (1085, 76504), (1240, 66941), (1310, 63364), (1460, 56854), (1736, 47815), (1834, 45260), (2044, 40610), (2170, 38252), (2263, 36680), (2555, 32488), (2620, 31682), (2920, 28427), (3668, 22630), (4061, 20440), (4088, 20305), (4340, 19126), (4526, 18340), (4585, 18104), (5110, 16244), (5240, 15841), (7336, 11315), (8122, 10220), (8680, 9563), (9052, 9170)]