133799020

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{761}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 288036000

約数和(自身を除く): 154236980

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 149, 236, 295, 298, 590, 596, 745, 761, 1180, 1490, 1522, 2980, 3044, 3805, 7610, 8791, 15220, 17582, 35164, 43955, 44899, 87910, 89798, 113389, 175820, 179596, 224495, 226778, 448990, 453556, 566945, 897980, 1133890, 2267780, 6689951, 13379902, 26759804, 33449755, 66899510, 133799020]

約数ペア:

[(1, 133799020), (2, 66899510), (4, 33449755), (5, 26759804), (10, 13379902), (20, 6689951), (59, 2267780), (118, 1133890), (149, 897980), (236, 566945), (295, 453556), (298, 448990), (590, 226778), (596, 224495), (745, 179596), (761, 175820), (1180, 113389), (1490, 89798), (1522, 87910), (2980, 44899), (3044, 43955), (3805, 35164), (7610, 17582), (8791, 15220)]