51737536700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{66853}}^1$

素因数の和:67047

約数の個数: 72

約数和(自身を含む): 114897958560

約数和(自身を除く): 63160421860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 109, 142, 218, 284, 355, 436, 545, 710, 1090, 1420, 1775, 2180, 2725, 3550, 5450, 7100, 7739, 10900, 15478, 30956, 38695, 66853, 77390, 133706, 154780, 193475, 267412, 334265, 386950, 668530, 773900, 1337060, 1671325, 3342650, 4746563, 6685300, 7286977, 9493126, 14573954, 18986252, 23732815, 29147908, 36434885, 47465630, 72869770, 94931260, 118664075, 145739540, 182174425, 237328150, 364348850, 474656300, 517375367, 728697700, 1034750734, 2069501468, 2586876835, 5173753670, 10347507340, 12934384175, 25868768350, 51737536700]

約数ペア:

[(1, 51737536700), (2, 25868768350), (4, 12934384175), (5, 10347507340), (10, 5173753670), (20, 2586876835), (25, 2069501468), (50, 1034750734), (71, 728697700), (100, 517375367), (109, 474656300), (142, 364348850), (218, 237328150), (284, 182174425), (355, 145739540), (436, 118664075), (545, 94931260), (710, 72869770), (1090, 47465630), (1420, 36434885), (1775, 29147908), (2180, 23732815), (2725, 18986252), (3550, 14573954), (5450, 9493126), (7100, 7286977), (7739, 6685300), (10900, 4746563), (15478, 3342650), (30956, 1671325), (38695, 1337060), (66853, 773900), (77390, 668530), (133706, 386950), (154780, 334265), (193475, 267412)]