28828430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 58693248

約数和(自身を除く): 29864818

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 73, 85, 101, 115, 146, 170, 202, 230, 365, 391, 505, 730, 782, 1010, 1241, 1679, 1717, 1955, 2323, 2482, 3358, 3434, 3910, 4646, 6205, 7373, 8395, 8585, 11615, 12410, 14746, 16790, 17170, 23230, 28543, 36865, 39491, 57086, 73730, 78982, 125341, 142715, 169579, 197455, 250682, 285430, 339158, 394910, 626705, 847895, 1253410, 1695790, 2882843, 5765686, 14414215, 28828430]

約数ペア:

[(1, 28828430), (2, 14414215), (5, 5765686), (10, 2882843), (17, 1695790), (23, 1253410), (34, 847895), (46, 626705), (73, 394910), (85, 339158), (101, 285430), (115, 250682), (146, 197455), (170, 169579), (202, 142715), (230, 125341), (365, 78982), (391, 73730), (505, 57086), (730, 39491), (782, 36865), (1010, 28543), (1241, 23230), (1679, 17170), (1717, 16790), (1955, 14746), (2323, 12410), (2482, 11615), (3358, 8585), (3434, 8395), (3910, 7373), (4646, 6205)]