61477996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 117180000

約数和(自身を除く): 55702004

約数列:

[1, 2, 4, 19, 38, 61, 76, 89, 122, 149, 178, 244, 298, 356, 596, 1159, 1691, 2318, 2831, 3382, 4636, 5429, 5662, 6764, 9089, 10858, 11324, 13261, 18178, 21716, 26522, 36356, 53044, 103151, 172691, 206302, 251959, 345382, 412604, 503918, 690764, 808921, 1007836, 1617842, 3235684, 15369499, 30738998, 61477996]

約数ペア:

[(1, 61477996), (2, 30738998), (4, 15369499), (19, 3235684), (38, 1617842), (61, 1007836), (76, 808921), (89, 690764), (122, 503918), (149, 412604), (178, 345382), (244, 251959), (298, 206302), (356, 172691), (596, 103151), (1159, 53044), (1691, 36356), (2318, 26522), (2831, 21716), (3382, 18178), (4636, 13261), (5429, 11324), (5662, 10858), (6764, 9089)]