77855700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19963}}^1$

素因数の和:19993

約数の個数: 72

約数和(自身を含む): 242602528

約数和(自身を除く): 164746828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 19963, 39926, 59889, 79852, 99815, 119778, 199630, 239556, 259519, 299445, 399260, 499075, 519038, 598890, 778557, 998150, 1038076, 1197780, 1297595, 1497225, 1557114, 1996300, 2595190, 2994450, 3114228, 3892785, 5190380, 5988900, 6487975, 7785570, 12975950, 15571140, 19463925, 25951900, 38927850, 77855700]

約数ペア:

[(1, 77855700), (2, 38927850), (3, 25951900), (4, 19463925), (5, 15571140), (6, 12975950), (10, 7785570), (12, 6487975), (13, 5988900), (15, 5190380), (20, 3892785), (25, 3114228), (26, 2994450), (30, 2595190), (39, 1996300), (50, 1557114), (52, 1497225), (60, 1297595), (65, 1197780), (75, 1038076), (78, 998150), (100, 778557), (130, 598890), (150, 519038), (156, 499075), (195, 399260), (260, 299445), (300, 259519), (325, 239556), (390, 199630), (650, 119778), (780, 99815), (975, 79852), (1300, 59889), (1950, 39926), (3900, 19963)]