4259988100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 9986860800

約数和(自身を除く): 5726872700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 79, 95, 100, 101, 158, 190, 202, 281, 316, 380, 395, 404, 475, 505, 562, 790, 950, 1010, 1124, 1405, 1501, 1580, 1900, 1919, 1975, 2020, 2525, 2810, 3002, 3838, 3950, 5050, 5339, 5620, 6004, 7025, 7505, 7676, 7900, 7979, 9595, 10100, 10678, 14050, 15010, 15958, 19190, 21356, 22199, 26695, 28100, 28381, 30020, 31916, 37525, 38380, 39895, 44398, 47975, 53390, 56762, 75050, 79790, 88796, 95950, 106780, 110995, 113524, 133475, 141905, 150100, 151601, 159580, 191900, 199475, 221990, 266950, 283810, 303202, 398950, 421781, 443980, 533900, 539239, 554975, 567620, 606404, 709525, 758005, 797900, 843562, 1078478, 1109950, 1419050, 1516010, 1687124, 2108905, 2156956, 2219900, 2242099, 2696195, 2838100, 3032020, 3790025, 4217810, 4484198, 5392390, 7580050, 8435620, 8968396, 10544525, 10784780, 11210495, 13480975, 15160100, 21089050, 22420990, 26961950, 42178100, 42599881, 44841980, 53923900, 56052475, 85199762, 112104950, 170399524, 212999405, 224209900, 425998810, 851997620, 1064997025, 2129994050, 4259988100]

約数ペア:

[(1, 4259988100), (2, 2129994050), (4, 1064997025), (5, 851997620), (10, 425998810), (19, 224209900), (20, 212999405), (25, 170399524), (38, 112104950), (50, 85199762), (76, 56052475), (79, 53923900), (95, 44841980), (100, 42599881), (101, 42178100), (158, 26961950), (190, 22420990), (202, 21089050), (281, 15160100), (316, 13480975), (380, 11210495), (395, 10784780), (404, 10544525), (475, 8968396), (505, 8435620), (562, 7580050), (790, 5392390), (950, 4484198), (1010, 4217810), (1124, 3790025), (1405, 3032020), (1501, 2838100), (1580, 2696195), (1900, 2242099), (1919, 2219900), (1975, 2156956), (2020, 2108905), (2525, 1687124), (2810, 1516010), (3002, 1419050), (3838, 1109950), (3950, 1078478), (5050, 843562), (5339, 797900), (5620, 758005), (6004, 709525), (7025, 606404), (7505, 567620), (7676, 554975), (7900, 539239), (7979, 533900), (9595, 443980), (10100, 421781), (10678, 398950), (14050, 303202), (15010, 283810), (15958, 266950), (19190, 221990), (21356, 199475), (22199, 191900), (26695, 159580), (28100, 151601), (28381, 150100), (30020, 141905), (31916, 133475), (37525, 113524), (38380, 110995), (39895, 106780), (44398, 95950), (47975, 88796), (53390, 79790), (56762, 75050)]