86951900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4007}}^1$

素因数の和:4059

約数の個数: 72

約数和(自身を含む): 222652416

約数和(自身を除く): 135700516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4007, 4340, 5425, 8014, 10850, 16028, 20035, 21700, 28049, 40070, 56098, 80140, 100175, 112196, 124217, 140245, 200350, 248434, 280490, 400700, 496868, 560980, 621085, 701225, 869519, 1242170, 1402450, 1739038, 2484340, 2804900, 3105425, 3478076, 4347595, 6210850, 8695190, 12421700, 17390380, 21737975, 43475950, 86951900]

約数ペア:

[(1, 86951900), (2, 43475950), (4, 21737975), (5, 17390380), (7, 12421700), (10, 8695190), (14, 6210850), (20, 4347595), (25, 3478076), (28, 3105425), (31, 2804900), (35, 2484340), (50, 1739038), (62, 1402450), (70, 1242170), (100, 869519), (124, 701225), (140, 621085), (155, 560980), (175, 496868), (217, 400700), (310, 280490), (350, 248434), (434, 200350), (620, 140245), (700, 124217), (775, 112196), (868, 100175), (1085, 80140), (1550, 56098), (2170, 40070), (3100, 28049), (4007, 21700), (4340, 20035), (5425, 16028), (8014, 10850)]