18031567100

素因数分解:

$2^2\times 5^2\times {\mathrm{233}}^1\times {\mathrm{797}}^1\times {\mathrm{971}}^1$

素因数の和:2015

約数の個数: 72

約数和(自身を含む): 39386260368

約数和(自身を除く): 21354693268

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 233, 466, 797, 932, 971, 1165, 1594, 1942, 2330, 3188, 3884, 3985, 4660, 4855, 5825, 7970, 9710, 11650, 15940, 19420, 19925, 23300, 24275, 39850, 48550, 79700, 97100, 185701, 226243, 371402, 452486, 742804, 773887, 904972, 928505, 1131215, 1547774, 1857010, 2262430, 3095548, 3714020, 3869435, 4524860, 4642525, 5656075, 7738870, 9285050, 11312150, 15477740, 18570100, 19347175, 22624300, 38694350, 77388700, 180315671, 360631342, 721262684, 901578355, 1803156710, 3606313420, 4507891775, 9015783550, 18031567100]

約数ペア:

[(1, 18031567100), (2, 9015783550), (4, 4507891775), (5, 3606313420), (10, 1803156710), (20, 901578355), (25, 721262684), (50, 360631342), (100, 180315671), (233, 77388700), (466, 38694350), (797, 22624300), (932, 19347175), (971, 18570100), (1165, 15477740), (1594, 11312150), (1942, 9285050), (2330, 7738870), (3188, 5656075), (3884, 4642525), (3985, 4524860), (4660, 3869435), (4855, 3714020), (5825, 3095548), (7970, 2262430), (9710, 1857010), (11650, 1547774), (15940, 1131215), (19420, 928505), (19925, 904972), (23300, 773887), (24275, 742804), (39850, 452486), (48550, 371402), (79700, 226243), (97100, 185701)]