158718340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{11827}}^1$

素因数の和:11908

約数の個数: 48

約数和(自身を含む): 369601344

約数和(自身を除く): 210883004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 11827, 13420, 23654, 47308, 59135, 118270, 130097, 236540, 260194, 520388, 650485, 721447, 1300970, 1442894, 2601940, 2885788, 3607235, 7214470, 7935917, 14428940, 15871834, 31743668, 39679585, 79359170, 158718340]

約数ペア:

[(1, 158718340), (2, 79359170), (4, 39679585), (5, 31743668), (10, 15871834), (11, 14428940), (20, 7935917), (22, 7214470), (44, 3607235), (55, 2885788), (61, 2601940), (110, 1442894), (122, 1300970), (220, 721447), (244, 650485), (305, 520388), (610, 260194), (671, 236540), (1220, 130097), (1342, 118270), (2684, 59135), (3355, 47308), (6710, 23654), (11827, 13420)]