45143440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 109992960

約数和(自身を除く): 64849520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 109, 124, 155, 167, 218, 248, 310, 334, 436, 496, 545, 620, 668, 835, 872, 1090, 1240, 1336, 1670, 1744, 2180, 2480, 2672, 3340, 3379, 4360, 5177, 6680, 6758, 8720, 10354, 13360, 13516, 16895, 18203, 20708, 25885, 27032, 33790, 36406, 41416, 51770, 54064, 67580, 72812, 82832, 91015, 103540, 135160, 145624, 182030, 207080, 270320, 291248, 364060, 414160, 564293, 728120, 1128586, 1456240, 2257172, 2821465, 4514344, 5642930, 9028688, 11285860, 22571720, 45143440]

約数ペア:

[(1, 45143440), (2, 22571720), (4, 11285860), (5, 9028688), (8, 5642930), (10, 4514344), (16, 2821465), (20, 2257172), (31, 1456240), (40, 1128586), (62, 728120), (80, 564293), (109, 414160), (124, 364060), (155, 291248), (167, 270320), (218, 207080), (248, 182030), (310, 145624), (334, 135160), (436, 103540), (496, 91015), (545, 82832), (620, 72812), (668, 67580), (835, 54064), (872, 51770), (1090, 41416), (1240, 36406), (1336, 33790), (1670, 27032), (1744, 25885), (2180, 20708), (2480, 18203), (2672, 16895), (3340, 13516), (3379, 13360), (4360, 10354), (5177, 8720), (6680, 6758)]