28103622625

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 39144789216

約数和(自身を除く): 11041166591

約数列:

[1, 5, 13, 25, 61, 65, 113, 125, 169, 193, 305, 325, 565, 793, 845, 965, 1469, 1525, 1625, 2509, 2825, 3965, 4225, 4825, 6893, 7345, 7625, 10309, 11773, 12545, 14125, 19097, 19825, 21125, 21809, 24125, 32617, 34465, 36725, 51545, 58865, 62725, 89609, 95485, 99125, 109045, 153049, 163085, 172325, 183625, 257725, 283517, 294325, 313625, 448045, 477425, 545225, 765245, 815425, 861625, 1164917, 1288625, 1330349, 1417585, 1471625, 1989637, 2240225, 2387125, 2726125, 3685721, 3826225, 4077125, 5824585, 6651745, 7087925, 9948185, 11201125, 17294537, 18428605, 19131125, 29122925, 33258725, 35439625, 49740925, 86472685, 92143025, 145614625, 166293625, 224828981, 248704625, 432363425, 460715125, 1124144905, 2161817125, 5620724525, 28103622625]

約数ペア:

[(1, 28103622625), (5, 5620724525), (13, 2161817125), (25, 1124144905), (61, 460715125), (65, 432363425), (113, 248704625), (125, 224828981), (169, 166293625), (193, 145614625), (305, 92143025), (325, 86472685), (565, 49740925), (793, 35439625), (845, 33258725), (965, 29122925), (1469, 19131125), (1525, 18428605), (1625, 17294537), (2509, 11201125), (2825, 9948185), (3965, 7087925), (4225, 6651745), (4825, 5824585), (6893, 4077125), (7345, 3826225), (7625, 3685721), (10309, 2726125), (11773, 2387125), (12545, 2240225), (14125, 1989637), (19097, 1471625), (19825, 1417585), (21125, 1330349), (21809, 1288625), (24125, 1164917), (32617, 861625), (34465, 815425), (36725, 765245), (51545, 545225), (58865, 477425), (62725, 448045), (89609, 313625), (95485, 294325), (99125, 283517), (109045, 257725), (153049, 183625), (163085, 172325)]