76645640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{547}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 179919360

約数和(自身を除く): 103273720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 113, 124, 155, 226, 248, 310, 452, 547, 565, 620, 904, 1094, 1130, 1240, 2188, 2260, 2735, 3503, 4376, 4520, 5470, 7006, 10940, 14012, 16957, 17515, 21880, 28024, 33914, 35030, 61811, 67828, 70060, 84785, 123622, 135656, 140120, 169570, 247244, 309055, 339140, 494488, 618110, 678280, 1236220, 1916141, 2472440, 3832282, 7664564, 9580705, 15329128, 19161410, 38322820, 76645640]

約数ペア:

[(1, 76645640), (2, 38322820), (4, 19161410), (5, 15329128), (8, 9580705), (10, 7664564), (20, 3832282), (31, 2472440), (40, 1916141), (62, 1236220), (113, 678280), (124, 618110), (155, 494488), (226, 339140), (248, 309055), (310, 247244), (452, 169570), (547, 140120), (565, 135656), (620, 123622), (904, 84785), (1094, 70060), (1130, 67828), (1240, 61811), (2188, 35030), (2260, 33914), (2735, 28024), (3503, 21880), (4376, 17515), (4520, 16957), (5470, 14012), (7006, 10940)]