77952140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4679}}^1$

素因数の和:4719

約数の個数: 72

約数和(自身を含む): 201670560

約数和(自身を除く): 123718420

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 4679, 8330, 9358, 16660, 18716, 23395, 32753, 46790, 65506, 79543, 93580, 131012, 159086, 163765, 229271, 318172, 327530, 397715, 458542, 556801, 655060, 795430, 917084, 1113602, 1146355, 1590860, 2227204, 2292710, 2784005, 3897607, 4585420, 5568010, 7795214, 11136020, 15590428, 19488035, 38976070, 77952140]

約数ペア:

[(1, 77952140), (2, 38976070), (4, 19488035), (5, 15590428), (7, 11136020), (10, 7795214), (14, 5568010), (17, 4585420), (20, 3897607), (28, 2784005), (34, 2292710), (35, 2227204), (49, 1590860), (68, 1146355), (70, 1113602), (85, 917084), (98, 795430), (119, 655060), (140, 556801), (170, 458542), (196, 397715), (238, 327530), (245, 318172), (340, 229271), (476, 163765), (490, 159086), (595, 131012), (833, 93580), (980, 79543), (1190, 65506), (1666, 46790), (2380, 32753), (3332, 23395), (4165, 18716), (4679, 16660), (8330, 9358)]