80615500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:800

約数の個数: 96

約数和(自身を含む): 207986688

約数和(自身を除く): 127371188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 125, 140, 155, 175, 217, 250, 310, 350, 434, 500, 620, 700, 743, 775, 868, 875, 1085, 1486, 1550, 1750, 2170, 2972, 3100, 3500, 3715, 3875, 4340, 5201, 5425, 7430, 7750, 10402, 10850, 14860, 15500, 18575, 20804, 21700, 23033, 26005, 27125, 37150, 46066, 52010, 54250, 74300, 92132, 92875, 104020, 108500, 115165, 130025, 161231, 185750, 230330, 260050, 322462, 371500, 460660, 520100, 575825, 644924, 650125, 806155, 1151650, 1300250, 1612310, 2303300, 2600500, 2879125, 3224620, 4030775, 5758250, 8061550, 11516500, 16123100, 20153875, 40307750, 80615500]

約数ペア:

[(1, 80615500), (2, 40307750), (4, 20153875), (5, 16123100), (7, 11516500), (10, 8061550), (14, 5758250), (20, 4030775), (25, 3224620), (28, 2879125), (31, 2600500), (35, 2303300), (50, 1612310), (62, 1300250), (70, 1151650), (100, 806155), (124, 650125), (125, 644924), (140, 575825), (155, 520100), (175, 460660), (217, 371500), (250, 322462), (310, 260050), (350, 230330), (434, 185750), (500, 161231), (620, 130025), (700, 115165), (743, 108500), (775, 104020), (868, 92875), (875, 92132), (1085, 74300), (1486, 54250), (1550, 52010), (1750, 46066), (2170, 37150), (2972, 27125), (3100, 26005), (3500, 23033), (3715, 21700), (3875, 20804), (4340, 18575), (5201, 15500), (5425, 14860), (7430, 10850), (7750, 10402)]