145130468

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2741}}^1$

素因数の和:2844

約数の個数: 48

約数和(自身を含む): 304647168

約数和(自身を除く): 159516700

約数列:

[1, 2, 4, 7, 14, 28, 31, 61, 62, 122, 124, 217, 244, 427, 434, 854, 868, 1708, 1891, 2741, 3782, 5482, 7564, 10964, 13237, 19187, 26474, 38374, 52948, 76748, 84971, 167201, 169942, 334402, 339884, 594797, 668804, 1170407, 1189594, 2340814, 2379188, 4681628, 5183231, 10366462, 20732924, 36282617, 72565234, 145130468]

約数ペア:

[(1, 145130468), (2, 72565234), (4, 36282617), (7, 20732924), (14, 10366462), (28, 5183231), (31, 4681628), (61, 2379188), (62, 2340814), (122, 1189594), (124, 1170407), (217, 668804), (244, 594797), (427, 339884), (434, 334402), (854, 169942), (868, 167201), (1708, 84971), (1891, 76748), (2741, 52948), (3782, 38374), (5482, 26474), (7564, 19187), (10964, 13237)]