20185528275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{9133}}^1$

素因数の和:9226

約数の個数: 144

約数和(自身を含む): 42405143040

約数和(自身を除く): 22219614765

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 47, 55, 57, 75, 95, 99, 141, 165, 171, 209, 225, 235, 275, 285, 423, 475, 495, 517, 627, 705, 825, 855, 893, 1045, 1175, 1425, 1551, 1881, 2115, 2475, 2585, 2679, 3135, 3525, 4275, 4465, 4653, 5225, 7755, 8037, 9133, 9405, 9823, 10575, 12925, 13395, 15675, 22325, 23265, 27399, 29469, 38775, 40185, 45665, 47025, 49115, 66975, 82197, 88407, 100463, 116325, 136995, 147345, 173527, 200925, 228325, 245575, 301389, 410985, 429251, 442035, 502315, 520581, 684975, 736725, 867635, 904167, 1287753, 1506945, 1561743, 1908797, 2054925, 2146255, 2210175, 2511575, 2602905, 3863259, 4338175, 4520835, 4721761, 5726391, 6438765, 7534725, 7808715, 8155769, 9543985, 10731275, 13014525, 14165283, 17179173, 19316295, 22604175, 23608805, 24467307, 28631955, 32193825, 39043575, 40778845, 42495849, 47719925, 70826415, 73401921, 85895865, 89713459, 96581475, 118044025, 122336535, 143159775, 203894225, 212479245, 269140377, 354132075, 367009605, 429479325, 448567295, 611682675, 807421131, 1062396225, 1345701885, 1835048025, 2242836475, 4037105655, 6728509425, 20185528275]

約数ペア:

[(1, 20185528275), (3, 6728509425), (5, 4037105655), (9, 2242836475), (11, 1835048025), (15, 1345701885), (19, 1062396225), (25, 807421131), (33, 611682675), (45, 448567295), (47, 429479325), (55, 367009605), (57, 354132075), (75, 269140377), (95, 212479245), (99, 203894225), (141, 143159775), (165, 122336535), (171, 118044025), (209, 96581475), (225, 89713459), (235, 85895865), (275, 73401921), (285, 70826415), (423, 47719925), (475, 42495849), (495, 40778845), (517, 39043575), (627, 32193825), (705, 28631955), (825, 24467307), (855, 23608805), (893, 22604175), (1045, 19316295), (1175, 17179173), (1425, 14165283), (1551, 13014525), (1881, 10731275), (2115, 9543985), (2475, 8155769), (2585, 7808715), (2679, 7534725), (3135, 6438765), (3525, 5726391), (4275, 4721761), (4465, 4520835), (4653, 4338175), (5225, 3863259), (7755, 2602905), (8037, 2511575), (9133, 2210175), (9405, 2146255), (9823, 2054925), (10575, 1908797), (12925, 1561743), (13395, 1506945), (15675, 1287753), (22325, 904167), (23265, 867635), (27399, 736725), (29469, 684975), (38775, 520581), (40185, 502315), (45665, 442035), (47025, 429251), (49115, 410985), (66975, 301389), (82197, 245575), (88407, 228325), (100463, 200925), (116325, 173527), (136995, 147345)]