89789980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{3583}}^1$

素因数の和:3778

約数の個数: 48

約数和(自身を含む): 216760320

約数和(自身を除く): 126970340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 3580, 3583, 5012, 6265, 7166, 12530, 14332, 17915, 25060, 25081, 35830, 50162, 71660, 100324, 125405, 250810, 501620, 641357, 1282714, 2565428, 3206785, 4489499, 6413570, 8978998, 12827140, 17957996, 22447495, 44894990, 89789980]

約数ペア:

[(1, 89789980), (2, 44894990), (4, 22447495), (5, 17957996), (7, 12827140), (10, 8978998), (14, 6413570), (20, 4489499), (28, 3206785), (35, 2565428), (70, 1282714), (140, 641357), (179, 501620), (358, 250810), (716, 125405), (895, 100324), (1253, 71660), (1790, 50162), (2506, 35830), (3580, 25081), (3583, 25060), (5012, 17915), (6265, 14332), (7166, 12530)]