195350840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{613}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 456226560

約数和(自身を除く): 260875720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 257, 310, 514, 613, 620, 1028, 1226, 1240, 1285, 2056, 2452, 2570, 3065, 4904, 5140, 6130, 7967, 10280, 12260, 15934, 19003, 24520, 31868, 38006, 39835, 63736, 76012, 79670, 95015, 152024, 157541, 159340, 190030, 315082, 318680, 380060, 630164, 760120, 787705, 1260328, 1575410, 3150820, 4883771, 6301640, 9767542, 19535084, 24418855, 39070168, 48837710, 97675420, 195350840]

約数ペア:

[(1, 195350840), (2, 97675420), (4, 48837710), (5, 39070168), (8, 24418855), (10, 19535084), (20, 9767542), (31, 6301640), (40, 4883771), (62, 3150820), (124, 1575410), (155, 1260328), (248, 787705), (257, 760120), (310, 630164), (514, 380060), (613, 318680), (620, 315082), (1028, 190030), (1226, 159340), (1240, 157541), (1285, 152024), (2056, 95015), (2452, 79670), (2570, 76012), (3065, 63736), (4904, 39835), (5140, 38006), (6130, 31868), (7967, 24520), (10280, 19003), (12260, 15934)]