2020448925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1579}}^1$

素因数の和:1664

約数の個数: 108

約数和(自身を含む): 4064948160

約数和(自身を除く): 2044499235

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 47, 55, 75, 99, 121, 141, 165, 225, 235, 275, 363, 423, 495, 517, 605, 705, 825, 1089, 1175, 1551, 1579, 1815, 2115, 2475, 2585, 3025, 3525, 4653, 4737, 5445, 5687, 7755, 7895, 9075, 10575, 12925, 14211, 17061, 17369, 23265, 23685, 27225, 28435, 38775, 39475, 51183, 52107, 71055, 74213, 85305, 86845, 116325, 118425, 142175, 156321, 191059, 222639, 255915, 260535, 355275, 371065, 426525, 434225, 573177, 667917, 781605, 816343, 955295, 1113195, 1279575, 1302675, 1719531, 1855325, 2449029, 2865885, 3339585, 3908025, 4081715, 4776475, 5565975, 7347087, 8597655, 8979773, 12245145, 14329425, 16697925, 20408575, 26939319, 36735435, 42988275, 44898865, 61225725, 80817957, 134696595, 183677175, 224494325, 404089785, 673482975, 2020448925]

約数ペア:

[(1, 2020448925), (3, 673482975), (5, 404089785), (9, 224494325), (11, 183677175), (15, 134696595), (25, 80817957), (33, 61225725), (45, 44898865), (47, 42988275), (55, 36735435), (75, 26939319), (99, 20408575), (121, 16697925), (141, 14329425), (165, 12245145), (225, 8979773), (235, 8597655), (275, 7347087), (363, 5565975), (423, 4776475), (495, 4081715), (517, 3908025), (605, 3339585), (705, 2865885), (825, 2449029), (1089, 1855325), (1175, 1719531), (1551, 1302675), (1579, 1279575), (1815, 1113195), (2115, 955295), (2475, 816343), (2585, 781605), (3025, 667917), (3525, 573177), (4653, 434225), (4737, 426525), (5445, 371065), (5687, 355275), (7755, 260535), (7895, 255915), (9075, 222639), (10575, 191059), (12925, 156321), (14211, 142175), (17061, 118425), (17369, 116325), (23265, 86845), (23685, 85305), (27225, 74213), (28435, 71055), (38775, 52107), (39475, 51183)]