15702012740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{1663}}^1$

素因数の和:1957

約数の個数: 96

約数和(自身を含む): 34628665344

約数和(自身を除く): 18926652604

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 157, 194, 310, 314, 388, 485, 620, 628, 785, 970, 1570, 1663, 1940, 3007, 3140, 3326, 4867, 6014, 6652, 8315, 9734, 12028, 15035, 15229, 16630, 19468, 24335, 30070, 30458, 33260, 48670, 51553, 60140, 60916, 76145, 97340, 103106, 152290, 161311, 206212, 257765, 261091, 304580, 322622, 472099, 515530, 522182, 645244, 806555, 944198, 1031060, 1044364, 1305455, 1613110, 1888396, 2360495, 2610910, 3226220, 4720990, 5000641, 5221820, 8093821, 9441980, 10001282, 16187642, 20002564, 25003205, 25325827, 32375284, 40469105, 50006410, 50651654, 80938210, 100012820, 101303308, 126629135, 161876420, 253258270, 506516540, 785100637, 1570201274, 3140402548, 3925503185, 7851006370, 15702012740]

約数ペア:

[(1, 15702012740), (2, 7851006370), (4, 3925503185), (5, 3140402548), (10, 1570201274), (20, 785100637), (31, 506516540), (62, 253258270), (97, 161876420), (124, 126629135), (155, 101303308), (157, 100012820), (194, 80938210), (310, 50651654), (314, 50006410), (388, 40469105), (485, 32375284), (620, 25325827), (628, 25003205), (785, 20002564), (970, 16187642), (1570, 10001282), (1663, 9441980), (1940, 8093821), (3007, 5221820), (3140, 5000641), (3326, 4720990), (4867, 3226220), (6014, 2610910), (6652, 2360495), (8315, 1888396), (9734, 1613110), (12028, 1305455), (15035, 1044364), (15229, 1031060), (16630, 944198), (19468, 806555), (24335, 645244), (30070, 522182), (30458, 515530), (33260, 472099), (48670, 322622), (51553, 304580), (60140, 261091), (60916, 257765), (76145, 206212), (97340, 161311), (103106, 152290)]