90561975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 184988160

約数和(自身を除く): 94426185

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 73, 75, 85, 105, 119, 139, 175, 219, 255, 357, 365, 417, 425, 511, 525, 595, 695, 973, 1095, 1241, 1275, 1533, 1785, 1825, 2085, 2363, 2555, 2919, 2975, 3475, 3723, 4865, 5475, 6205, 7089, 7665, 8687, 8925, 10147, 10425, 11815, 12775, 14595, 16541, 18615, 24325, 26061, 30441, 31025, 35445, 38325, 43435, 49623, 50735, 59075, 71029, 72975, 82705, 93075, 130305, 152205, 172499, 177225, 213087, 217175, 248115, 253675, 355145, 413525, 517497, 651525, 761025, 862495, 1065435, 1207493, 1240575, 1775725, 2587485, 3622479, 4312475, 5327175, 6037465, 12937425, 18112395, 30187325, 90561975]

約数ペア:

[(1, 90561975), (3, 30187325), (5, 18112395), (7, 12937425), (15, 6037465), (17, 5327175), (21, 4312475), (25, 3622479), (35, 2587485), (51, 1775725), (73, 1240575), (75, 1207493), (85, 1065435), (105, 862495), (119, 761025), (139, 651525), (175, 517497), (219, 413525), (255, 355145), (357, 253675), (365, 248115), (417, 217175), (425, 213087), (511, 177225), (525, 172499), (595, 152205), (695, 130305), (973, 93075), (1095, 82705), (1241, 72975), (1275, 71029), (1533, 59075), (1785, 50735), (1825, 49623), (2085, 43435), (2363, 38325), (2555, 35445), (2919, 31025), (2975, 30441), (3475, 26061), (3723, 24325), (4865, 18615), (5475, 16541), (6205, 14595), (7089, 12775), (7665, 11815), (8687, 10425), (8925, 10147)]