17966143900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 40653398016

約数和(自身を除く): 22687254116

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 127, 167, 172, 197, 215, 254, 334, 394, 430, 508, 635, 668, 788, 835, 860, 985, 1075, 1270, 1670, 1970, 2150, 2540, 3175, 3340, 3940, 4175, 4300, 4925, 5461, 6350, 7181, 8350, 8471, 9850, 10922, 12700, 14362, 16700, 16942, 19700, 21209, 21844, 25019, 27305, 28724, 32899, 33884, 35905, 42355, 42418, 50038, 54610, 65798, 71810, 84710, 84836, 100076, 106045, 109220, 125095, 131596, 136525, 143620, 164495, 169420, 179525, 211775, 212090, 250190, 273050, 328990, 359050, 423550, 424180, 500380, 530225, 546100, 625475, 657980, 718100, 822475, 847100, 911987, 1060450, 1075817, 1250950, 1414657, 1644950, 1823974, 2120900, 2151634, 2501900, 2829314, 3289900, 3647948, 4178173, 4303268, 4559935, 5379085, 5658628, 7073285, 8356346, 9119870, 10758170, 14146570, 16712692, 18239740, 20890865, 21516340, 22799675, 26895425, 28293140, 35366425, 41781730, 45599350, 53790850, 70732850, 83563460, 91198700, 104454325, 107581700, 141465700, 179661439, 208908650, 359322878, 417817300, 718645756, 898307195, 1796614390, 3593228780, 4491535975, 8983071950, 17966143900]

約数ペア:

[(1, 17966143900), (2, 8983071950), (4, 4491535975), (5, 3593228780), (10, 1796614390), (20, 898307195), (25, 718645756), (43, 417817300), (50, 359322878), (86, 208908650), (100, 179661439), (127, 141465700), (167, 107581700), (172, 104454325), (197, 91198700), (215, 83563460), (254, 70732850), (334, 53790850), (394, 45599350), (430, 41781730), (508, 35366425), (635, 28293140), (668, 26895425), (788, 22799675), (835, 21516340), (860, 20890865), (985, 18239740), (1075, 16712692), (1270, 14146570), (1670, 10758170), (1970, 9119870), (2150, 8356346), (2540, 7073285), (3175, 5658628), (3340, 5379085), (3940, 4559935), (4175, 4303268), (4300, 4178173), (4925, 3647948), (5461, 3289900), (6350, 2829314), (7181, 2501900), (8350, 2151634), (8471, 2120900), (9850, 1823974), (10922, 1644950), (12700, 1414657), (14362, 1250950), (16700, 1075817), (16942, 1060450), (19700, 911987), (21209, 847100), (21844, 822475), (25019, 718100), (27305, 657980), (28724, 625475), (32899, 546100), (33884, 530225), (35905, 500380), (42355, 424180), (42418, 423550), (50038, 359050), (54610, 328990), (65798, 273050), (71810, 250190), (84710, 212090), (84836, 211775), (100076, 179525), (106045, 169420), (109220, 164495), (125095, 143620), (131596, 136525)]