87947360

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9011}}^1$

素因数の和:9087

約数の個数: 48

約数和(自身を含む): 211205232

約数和(自身を除く): 123257872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9011, 9760, 18022, 36044, 45055, 72088, 90110, 144176, 180220, 288352, 360440, 549671, 720880, 1099342, 1441760, 2198684, 2748355, 4397368, 5496710, 8794736, 10993420, 17589472, 21986840, 43973680, 87947360]

約数ペア:

[(1, 87947360), (2, 43973680), (4, 21986840), (5, 17589472), (8, 10993420), (10, 8794736), (16, 5496710), (20, 4397368), (32, 2748355), (40, 2198684), (61, 1441760), (80, 1099342), (122, 720880), (160, 549671), (244, 360440), (305, 288352), (488, 180220), (610, 144176), (976, 90110), (1220, 72088), (1952, 45055), (2440, 36044), (4880, 18022), (9011, 9760)]