61243875

素因数分解:

$3^2\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 141489504

約数和(自身を除く): 80245629

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 49, 55, 63, 75, 77, 99, 101, 105, 125, 147, 165, 175, 225, 231, 245, 275, 303, 315, 375, 385, 441, 495, 505, 525, 539, 693, 707, 735, 825, 875, 909, 1111, 1125, 1155, 1225, 1375, 1515, 1575, 1617, 1925, 2121, 2205, 2475, 2525, 2625, 2695, 3333, 3465, 3535, 3675, 4125, 4545, 4851, 4949, 5555, 5775, 6125, 6363, 7575, 7777, 7875, 8085, 9625, 9999, 10605, 11025, 12375, 12625, 13475, 14847, 16665, 17325, 17675, 18375, 22725, 23331, 24255, 24745, 27775, 28875, 31815, 37875, 38885, 40425, 44541, 49995, 53025, 54439, 55125, 67375, 69993, 74235, 83325, 86625, 88375, 113625, 116655, 121275, 123725, 138875, 159075, 163317, 194425, 202125, 222705, 249975, 265125, 272195, 349965, 371175, 416625, 489951, 583275, 606375, 618625, 795375, 816585, 972125, 1113525, 1249875, 1360975, 1749825, 1855875, 2449755, 2916375, 4082925, 5567625, 6804875, 8749125, 12248775, 20414625, 61243875]

約数ペア:

[(1, 61243875), (3, 20414625), (5, 12248775), (7, 8749125), (9, 6804875), (11, 5567625), (15, 4082925), (21, 2916375), (25, 2449755), (33, 1855875), (35, 1749825), (45, 1360975), (49, 1249875), (55, 1113525), (63, 972125), (75, 816585), (77, 795375), (99, 618625), (101, 606375), (105, 583275), (125, 489951), (147, 416625), (165, 371175), (175, 349965), (225, 272195), (231, 265125), (245, 249975), (275, 222705), (303, 202125), (315, 194425), (375, 163317), (385, 159075), (441, 138875), (495, 123725), (505, 121275), (525, 116655), (539, 113625), (693, 88375), (707, 86625), (735, 83325), (825, 74235), (875, 69993), (909, 67375), (1111, 55125), (1125, 54439), (1155, 53025), (1225, 49995), (1375, 44541), (1515, 40425), (1575, 38885), (1617, 37875), (1925, 31815), (2121, 28875), (2205, 27775), (2475, 24745), (2525, 24255), (2625, 23331), (2695, 22725), (3333, 18375), (3465, 17675), (3535, 17325), (3675, 16665), (4125, 14847), (4545, 13475), (4851, 12625), (4949, 12375), (5555, 11025), (5775, 10605), (6125, 9999), (6363, 9625), (7575, 8085), (7777, 7875)]