778891130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{26111}}^1$

素因数の和:26294

約数の個数: 32

約数和(自身を含む): 1485250560

約数和(自身を除く): 706359430

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2983, 5966, 14915, 26111, 29830, 52222, 130555, 261110, 496109, 992218, 2480545, 4099427, 4961090, 8198854, 20497135, 40994270, 77889113, 155778226, 389445565, 778891130]

約数ペア:

[(1, 778891130), (2, 389445565), (5, 155778226), (10, 77889113), (19, 40994270), (38, 20497135), (95, 8198854), (157, 4961090), (190, 4099427), (314, 2480545), (785, 992218), (1570, 496109), (2983, 261110), (5966, 130555), (14915, 52222), (26111, 29830)]