89930225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 145657344

約数和(自身を除く): 55727119

約数列:

[1, 5, 7, 11, 25, 31, 35, 55, 77, 121, 137, 155, 175, 217, 275, 341, 385, 605, 685, 775, 847, 959, 1085, 1507, 1705, 1925, 2387, 3025, 3425, 3751, 4235, 4247, 4795, 5425, 7535, 8525, 10549, 11935, 16577, 18755, 21175, 21235, 23975, 26257, 29729, 37675, 46717, 52745, 59675, 82885, 93775, 106175, 116039, 131285, 148645, 233585, 263725, 327019, 414425, 513887, 580195, 656425, 743225, 1167925, 1635095, 2569435, 2900975, 3597209, 8175475, 12847175, 17986045, 89930225]

約数ペア:

[(1, 89930225), (5, 17986045), (7, 12847175), (11, 8175475), (25, 3597209), (31, 2900975), (35, 2569435), (55, 1635095), (77, 1167925), (121, 743225), (137, 656425), (155, 580195), (175, 513887), (217, 414425), (275, 327019), (341, 263725), (385, 233585), (605, 148645), (685, 131285), (775, 116039), (847, 106175), (959, 93775), (1085, 82885), (1507, 59675), (1705, 52745), (1925, 46717), (2387, 37675), (3025, 29729), (3425, 26257), (3751, 23975), (4235, 21235), (4247, 21175), (4795, 18755), (5425, 16577), (7535, 11935), (8525, 10549)]