20008194050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{5939}}^1$

素因数の和:6108

約数の個数: 96

約数和(自身を含む): 41206112640

約数和(自身を除く): 21197918590

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 73, 130, 142, 146, 325, 355, 365, 650, 710, 730, 923, 949, 1775, 1825, 1846, 1898, 3550, 3650, 4615, 4745, 5183, 5939, 9230, 9490, 10366, 11878, 23075, 23725, 25915, 29695, 46150, 47450, 51830, 59390, 67379, 77207, 129575, 134758, 148475, 154414, 259150, 296950, 336895, 386035, 421669, 433547, 673790, 772070, 843338, 867094, 1684475, 1930175, 2108345, 2167735, 3368950, 3860350, 4216690, 4335470, 5481697, 5636111, 10541725, 10838675, 10963394, 11272222, 21083450, 21677350, 27408485, 28180555, 30781837, 54816970, 56361110, 61563674, 137042425, 140902775, 153909185, 274084850, 281805550, 307818370, 400163881, 769545925, 800327762, 1539091850, 2000819405, 4001638810, 10004097025, 20008194050]

約数ペア:

[(1, 20008194050), (2, 10004097025), (5, 4001638810), (10, 2000819405), (13, 1539091850), (25, 800327762), (26, 769545925), (50, 400163881), (65, 307818370), (71, 281805550), (73, 274084850), (130, 153909185), (142, 140902775), (146, 137042425), (325, 61563674), (355, 56361110), (365, 54816970), (650, 30781837), (710, 28180555), (730, 27408485), (923, 21677350), (949, 21083450), (1775, 11272222), (1825, 10963394), (1846, 10838675), (1898, 10541725), (3550, 5636111), (3650, 5481697), (4615, 4335470), (4745, 4216690), (5183, 3860350), (5939, 3368950), (9230, 2167735), (9490, 2108345), (10366, 1930175), (11878, 1684475), (23075, 867094), (23725, 843338), (25915, 772070), (29695, 673790), (46150, 433547), (47450, 421669), (51830, 386035), (59390, 336895), (67379, 296950), (77207, 259150), (129575, 154414), (134758, 148475)]