804904150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{8513}}^1$

素因数の和:8617

約数の個数: 48

約数和(自身を含む): 1570935168

約数和(自身を除く): 766031018

約数列:

[1, 2, 5, 10, 25, 31, 50, 61, 62, 122, 155, 305, 310, 610, 775, 1525, 1550, 1891, 3050, 3782, 8513, 9455, 17026, 18910, 42565, 47275, 85130, 94550, 212825, 263903, 425650, 519293, 527806, 1038586, 1319515, 2596465, 2639030, 5192930, 6597575, 12982325, 13195150, 16098083, 25964650, 32196166, 80490415, 160980830, 402452075, 804904150]

約数ペア:

[(1, 804904150), (2, 402452075), (5, 160980830), (10, 80490415), (25, 32196166), (31, 25964650), (50, 16098083), (61, 13195150), (62, 12982325), (122, 6597575), (155, 5192930), (305, 2639030), (310, 2596465), (610, 1319515), (775, 1038586), (1525, 527806), (1550, 519293), (1891, 425650), (3050, 263903), (3782, 212825), (8513, 94550), (9455, 85130), (17026, 47275), (18910, 42565)]