275500225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 467470080

約数和(自身を除く): 191969855

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 101, 109, 143, 175, 275, 325, 385, 455, 505, 545, 707, 715, 763, 1001, 1111, 1199, 1313, 1417, 1925, 2275, 2525, 2725, 3535, 3575, 3815, 5005, 5555, 5995, 6565, 7085, 7777, 8393, 9191, 9919, 11009, 14443, 15587, 17675, 19075, 25025, 27775, 29975, 32825, 35425, 38885, 41965, 45955, 49595, 55045, 72215, 77063, 77935, 101101, 109109, 121099, 143117, 194425, 209825, 229775, 247975, 275225, 361075, 385315, 389675, 505505, 545545, 605495, 715585, 847693, 1001819, 1574287, 1926575, 2527525, 2727725, 3027475, 3577925, 4238465, 5009095, 7871435, 11020009, 21192325, 25045475, 39357175, 55100045, 275500225]

約数ペア:

[(1, 275500225), (5, 55100045), (7, 39357175), (11, 25045475), (13, 21192325), (25, 11020009), (35, 7871435), (55, 5009095), (65, 4238465), (77, 3577925), (91, 3027475), (101, 2727725), (109, 2527525), (143, 1926575), (175, 1574287), (275, 1001819), (325, 847693), (385, 715585), (455, 605495), (505, 545545), (545, 505505), (707, 389675), (715, 385315), (763, 361075), (1001, 275225), (1111, 247975), (1199, 229775), (1313, 209825), (1417, 194425), (1925, 143117), (2275, 121099), (2525, 109109), (2725, 101101), (3535, 77935), (3575, 77063), (3815, 72215), (5005, 55045), (5555, 49595), (5995, 45955), (6565, 41965), (7085, 38885), (7777, 35425), (8393, 32825), (9191, 29975), (9919, 27775), (11009, 25025), (14443, 19075), (15587, 17675)]