940815800

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 2228094000

約数和(自身を除く): 1287278200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 149, 200, 241, 262, 298, 482, 524, 596, 655, 745, 964, 1048, 1192, 1205, 1310, 1490, 1928, 2410, 2620, 2980, 3275, 3725, 4820, 5240, 5960, 6025, 6550, 7450, 9640, 12050, 13100, 14900, 19519, 24100, 26200, 29800, 31571, 35909, 39038, 48200, 63142, 71818, 78076, 97595, 126284, 143636, 156152, 157855, 179545, 195190, 252568, 287272, 315710, 359090, 390380, 487975, 631420, 718180, 780760, 789275, 897725, 975950, 1262840, 1436360, 1578550, 1795450, 1951900, 3157100, 3590900, 3903800, 4704079, 6314200, 7181800, 9408158, 18816316, 23520395, 37632632, 47040790, 94081580, 117601975, 188163160, 235203950, 470407900, 940815800]

約数ペア:

[(1, 940815800), (2, 470407900), (4, 235203950), (5, 188163160), (8, 117601975), (10, 94081580), (20, 47040790), (25, 37632632), (40, 23520395), (50, 18816316), (100, 9408158), (131, 7181800), (149, 6314200), (200, 4704079), (241, 3903800), (262, 3590900), (298, 3157100), (482, 1951900), (524, 1795450), (596, 1578550), (655, 1436360), (745, 1262840), (964, 975950), (1048, 897725), (1192, 789275), (1205, 780760), (1310, 718180), (1490, 631420), (1928, 487975), (2410, 390380), (2620, 359090), (2980, 315710), (3275, 287272), (3725, 252568), (4820, 195190), (5240, 179545), (5960, 157855), (6025, 156152), (6550, 143636), (7450, 126284), (9640, 97595), (12050, 78076), (13100, 71818), (14900, 63142), (19519, 48200), (24100, 39038), (26200, 35909), (29800, 31571)]