65829740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1193}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 144426240

約数和(自身を除く): 78596500

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1193, 1780, 2386, 2759, 4772, 5518, 5965, 11036, 11930, 13795, 23860, 27590, 36983, 55180, 73966, 106177, 147932, 184915, 212354, 369830, 424708, 530885, 739660, 1061770, 2123540, 3291487, 6582974, 13165948, 16457435, 32914870, 65829740]

約数ペア:

[(1, 65829740), (2, 32914870), (4, 16457435), (5, 13165948), (10, 6582974), (20, 3291487), (31, 2123540), (62, 1061770), (89, 739660), (124, 530885), (155, 424708), (178, 369830), (310, 212354), (356, 184915), (445, 147932), (620, 106177), (890, 73966), (1193, 55180), (1780, 36983), (2386, 27590), (2759, 23860), (4772, 13795), (5518, 11930), (5965, 11036)]