77498240

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^2\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 96

約数和(自身を含む): 197278200

約数和(自身を除く): 119779960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 289, 320, 340, 419, 544, 578, 640, 680, 838, 1088, 1156, 1360, 1445, 1676, 2095, 2176, 2312, 2720, 2890, 3352, 4190, 4624, 5440, 5780, 6704, 7123, 8380, 9248, 10880, 11560, 13408, 14246, 16760, 18496, 23120, 26816, 28492, 33520, 35615, 36992, 46240, 53632, 56984, 67040, 71230, 92480, 113968, 121091, 134080, 142460, 184960, 227936, 242182, 268160, 284920, 455872, 484364, 569840, 605455, 911744, 968728, 1139680, 1210910, 1937456, 2279360, 2421820, 3874912, 4558720, 4843640, 7749824, 9687280, 15499648, 19374560, 38749120, 77498240]

約数ペア:

[(1, 77498240), (2, 38749120), (4, 19374560), (5, 15499648), (8, 9687280), (10, 7749824), (16, 4843640), (17, 4558720), (20, 3874912), (32, 2421820), (34, 2279360), (40, 1937456), (64, 1210910), (68, 1139680), (80, 968728), (85, 911744), (128, 605455), (136, 569840), (160, 484364), (170, 455872), (272, 284920), (289, 268160), (320, 242182), (340, 227936), (419, 184960), (544, 142460), (578, 134080), (640, 121091), (680, 113968), (838, 92480), (1088, 71230), (1156, 67040), (1360, 56984), (1445, 53632), (1676, 46240), (2095, 36992), (2176, 35615), (2312, 33520), (2720, 28492), (2890, 26816), (3352, 23120), (4190, 18496), (4624, 16760), (5440, 14246), (5780, 13408), (6704, 11560), (7123, 10880), (8380, 9248)]