142495840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28729}}^1$

素因数の和:28775

約数の個数: 48

約数和(自身を含む): 347518080

約数和(自身を除く): 205022240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 28729, 57458, 114916, 143645, 229832, 287290, 459664, 574580, 890599, 919328, 1149160, 1781198, 2298320, 3562396, 4452995, 4596640, 7124792, 8905990, 14249584, 17811980, 28499168, 35623960, 71247920, 142495840]

約数ペア:

[(1, 142495840), (2, 71247920), (4, 35623960), (5, 28499168), (8, 17811980), (10, 14249584), (16, 8905990), (20, 7124792), (31, 4596640), (32, 4452995), (40, 3562396), (62, 2298320), (80, 1781198), (124, 1149160), (155, 919328), (160, 890599), (248, 574580), (310, 459664), (496, 287290), (620, 229832), (992, 143645), (1240, 114916), (2480, 57458), (4960, 28729)]