20414625

素因数分解:

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

素因数の和:144

約数の個数: 96

約数和(自身を含む): 43535232

約数和(自身を除く): 23120607

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 49, 55, 75, 77, 101, 105, 125, 147, 165, 175, 231, 245, 275, 303, 375, 385, 505, 525, 539, 707, 735, 825, 875, 1111, 1155, 1225, 1375, 1515, 1617, 1925, 2121, 2525, 2625, 2695, 3333, 3535, 3675, 4125, 4949, 5555, 5775, 6125, 7575, 7777, 8085, 9625, 10605, 12625, 13475, 14847, 16665, 17675, 18375, 23331, 24745, 27775, 28875, 37875, 38885, 40425, 53025, 54439, 67375, 74235, 83325, 88375, 116655, 123725, 138875, 163317, 194425, 202125, 265125, 272195, 371175, 416625, 583275, 618625, 816585, 972125, 1360975, 1855875, 2916375, 4082925, 6804875, 20414625]

約数ペア:

[(1, 20414625), (3, 6804875), (5, 4082925), (7, 2916375), (11, 1855875), (15, 1360975), (21, 972125), (25, 816585), (33, 618625), (35, 583275), (49, 416625), (55, 371175), (75, 272195), (77, 265125), (101, 202125), (105, 194425), (125, 163317), (147, 138875), (165, 123725), (175, 116655), (231, 88375), (245, 83325), (275, 74235), (303, 67375), (375, 54439), (385, 53025), (505, 40425), (525, 38885), (539, 37875), (707, 28875), (735, 27775), (825, 24745), (875, 23331), (1111, 18375), (1155, 17675), (1225, 16665), (1375, 14847), (1515, 13475), (1617, 12625), (1925, 10605), (2121, 9625), (2525, 8085), (2625, 7777), (2695, 7575), (3333, 6125), (3535, 5775), (3675, 5555), (4125, 4949)]