427280750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4241}}^1$

素因数の和:4302

約数の個数: 64

約数和(自身を含む): 889394688

約数和(自身を除く): 462113938

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 155, 250, 310, 325, 403, 650, 775, 806, 1550, 1625, 2015, 3250, 3875, 4030, 4241, 7750, 8482, 10075, 20150, 21205, 42410, 50375, 55133, 100750, 106025, 110266, 131471, 212050, 262942, 275665, 530125, 551330, 657355, 1060250, 1314710, 1378325, 1709123, 2756650, 3286775, 3418246, 6573550, 6891625, 8545615, 13783250, 16433875, 17091230, 32867750, 42728075, 85456150, 213640375, 427280750]

約数ペア:

[(1, 427280750), (2, 213640375), (5, 85456150), (10, 42728075), (13, 32867750), (25, 17091230), (26, 16433875), (31, 13783250), (50, 8545615), (62, 6891625), (65, 6573550), (125, 3418246), (130, 3286775), (155, 2756650), (250, 1709123), (310, 1378325), (325, 1314710), (403, 1060250), (650, 657355), (775, 551330), (806, 530125), (1550, 275665), (1625, 262942), (2015, 212050), (3250, 131471), (3875, 110266), (4030, 106025), (4241, 100750), (7750, 55133), (8482, 50375), (10075, 42410), (20150, 21205)]