13830470975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:601

約数の個数: 96

約数和(自身を含む): 19692072960

約数和(自身を除く): 5861601985

約数列:

[1, 5, 19, 23, 25, 31, 95, 97, 115, 155, 421, 437, 475, 485, 575, 589, 713, 775, 1843, 2105, 2185, 2231, 2425, 2945, 3007, 3565, 7999, 9215, 9683, 10525, 10925, 11155, 13051, 13547, 14725, 15035, 17825, 39995, 40837, 42389, 46075, 48415, 55775, 57133, 65255, 67735, 69161, 75175, 183977, 199975, 204185, 211945, 242075, 247969, 285665, 300173, 326275, 338675, 345805, 775903, 919885, 939251, 1020925, 1059725, 1239845, 1265947, 1314059, 1428325, 1500865, 1729025, 3879515, 4599425, 4696255, 5703287, 6199225, 6329735, 6570295, 7504325, 17845769, 19397575, 23481275, 24052993, 28516435, 29116781, 31648675, 32851475, 89228845, 120264965, 142582175, 145583905, 446144225, 553218839, 601324825, 727919525, 2766094195, 13830470975]

約数ペア:

[(1, 13830470975), (5, 2766094195), (19, 727919525), (23, 601324825), (25, 553218839), (31, 446144225), (95, 145583905), (97, 142582175), (115, 120264965), (155, 89228845), (421, 32851475), (437, 31648675), (475, 29116781), (485, 28516435), (575, 24052993), (589, 23481275), (713, 19397575), (775, 17845769), (1843, 7504325), (2105, 6570295), (2185, 6329735), (2231, 6199225), (2425, 5703287), (2945, 4696255), (3007, 4599425), (3565, 3879515), (7999, 1729025), (9215, 1500865), (9683, 1428325), (10525, 1314059), (10925, 1265947), (11155, 1239845), (13051, 1059725), (13547, 1020925), (14725, 939251), (15035, 919885), (17825, 775903), (39995, 345805), (40837, 338675), (42389, 326275), (46075, 300173), (48415, 285665), (55775, 247969), (57133, 242075), (65255, 211945), (67735, 204185), (69161, 199975), (75175, 183977)]