130501840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{587}}^1$

素因数の和:1004

約数の個数: 80

約数和(自身を含む): 348227712

約数和(自身を除く): 217725872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 397, 560, 587, 794, 1174, 1588, 1985, 2348, 2779, 2935, 3176, 3970, 4109, 4696, 5558, 5870, 6352, 7940, 8218, 9392, 11116, 11740, 13895, 15880, 16436, 20545, 22232, 23480, 27790, 31760, 32872, 41090, 44464, 46960, 55580, 65744, 82180, 111160, 164360, 222320, 233039, 328720, 466078, 932156, 1165195, 1631273, 1864312, 2330390, 3262546, 3728624, 4660780, 6525092, 8156365, 9321560, 13050184, 16312730, 18643120, 26100368, 32625460, 65250920, 130501840]

約数ペア:

[(1, 130501840), (2, 65250920), (4, 32625460), (5, 26100368), (7, 18643120), (8, 16312730), (10, 13050184), (14, 9321560), (16, 8156365), (20, 6525092), (28, 4660780), (35, 3728624), (40, 3262546), (56, 2330390), (70, 1864312), (80, 1631273), (112, 1165195), (140, 932156), (280, 466078), (397, 328720), (560, 233039), (587, 222320), (794, 164360), (1174, 111160), (1588, 82180), (1985, 65744), (2348, 55580), (2779, 46960), (2935, 44464), (3176, 41090), (3970, 32872), (4109, 31760), (4696, 27790), (5558, 23480), (5870, 22232), (6352, 20545), (7940, 16436), (8218, 15880), (9392, 13895), (11116, 11740)]