15677876680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{51349}}^1$

素因数の和:51826

約数の個数: 64

約数和(自身を含む): 37434150000

約数和(自身を除く): 21756273320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 449, 680, 898, 1796, 2245, 3592, 4490, 7633, 8980, 15266, 17960, 30532, 38165, 51349, 61064, 76330, 102698, 152660, 205396, 256745, 305320, 410792, 513490, 872933, 1026980, 1745866, 2053960, 3491732, 4364665, 6983464, 8729330, 17458660, 23055701, 34917320, 46111402, 92222804, 115278505, 184445608, 230557010, 391946917, 461114020, 783893834, 922228040, 1567787668, 1959734585, 3135575336, 3919469170, 7838938340, 15677876680]

約数ペア:

[(1, 15677876680), (2, 7838938340), (4, 3919469170), (5, 3135575336), (8, 1959734585), (10, 1567787668), (17, 922228040), (20, 783893834), (34, 461114020), (40, 391946917), (68, 230557010), (85, 184445608), (136, 115278505), (170, 92222804), (340, 46111402), (449, 34917320), (680, 23055701), (898, 17458660), (1796, 8729330), (2245, 6983464), (3592, 4364665), (4490, 3491732), (7633, 2053960), (8980, 1745866), (15266, 1026980), (17960, 872933), (30532, 513490), (38165, 410792), (51349, 305320), (61064, 256745), (76330, 205396), (102698, 152660)]