61751560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{797}}^1$

素因数の和:970

約数の個数: 64

約数和(自身を含む): 150822000

約数和(自身を除く): 89070440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 149, 260, 298, 520, 596, 745, 797, 1192, 1490, 1594, 1937, 2980, 3188, 3874, 3985, 5960, 6376, 7748, 7970, 9685, 10361, 15496, 15940, 19370, 20722, 31880, 38740, 41444, 51805, 77480, 82888, 103610, 118753, 207220, 237506, 414440, 475012, 593765, 950024, 1187530, 1543789, 2375060, 3087578, 4750120, 6175156, 7718945, 12350312, 15437890, 30875780, 61751560]

約数ペア:

[(1, 61751560), (2, 30875780), (4, 15437890), (5, 12350312), (8, 7718945), (10, 6175156), (13, 4750120), (20, 3087578), (26, 2375060), (40, 1543789), (52, 1187530), (65, 950024), (104, 593765), (130, 475012), (149, 414440), (260, 237506), (298, 207220), (520, 118753), (596, 103610), (745, 82888), (797, 77480), (1192, 51805), (1490, 41444), (1594, 38740), (1937, 31880), (2980, 20722), (3188, 19370), (3874, 15940), (3985, 15496), (5960, 10361), (6376, 9685), (7748, 7970)]