79724960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{10169}}^1$

素因数の和:10198

約数の個数: 72

約数和(自身を含む): 219122820

約数和(自身を除く): 139397860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 10169, 20338, 40676, 50845, 71183, 81352, 101690, 142366, 162704, 203380, 284732, 325408, 355915, 406760, 498281, 569464, 711830, 813520, 996562, 1138928, 1423660, 1627040, 1993124, 2277856, 2491405, 2847320, 3986248, 4982810, 5694640, 7972496, 9965620, 11389280, 15944992, 19931240, 39862480, 79724960]

約数ペア:

[(1, 79724960), (2, 39862480), (4, 19931240), (5, 15944992), (7, 11389280), (8, 9965620), (10, 7972496), (14, 5694640), (16, 4982810), (20, 3986248), (28, 2847320), (32, 2491405), (35, 2277856), (40, 1993124), (49, 1627040), (56, 1423660), (70, 1138928), (80, 996562), (98, 813520), (112, 711830), (140, 569464), (160, 498281), (196, 406760), (224, 355915), (245, 325408), (280, 284732), (392, 203380), (490, 162704), (560, 142366), (784, 101690), (980, 81352), (1120, 71183), (1568, 50845), (1960, 40676), (3920, 20338), (7840, 10169)]