191570225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 304772160

約数和(自身を除く): 113201935

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 83, 109, 121, 175, 275, 385, 415, 545, 581, 605, 763, 847, 913, 1199, 1925, 2075, 2725, 2905, 3025, 3815, 4235, 4565, 5995, 6391, 8393, 9047, 10043, 13189, 14525, 19075, 21175, 22825, 29975, 31955, 41965, 45235, 50215, 63329, 65945, 70301, 92323, 99517, 159775, 209825, 226175, 251075, 316645, 329725, 351505, 461615, 497585, 696619, 1094687, 1583225, 1757525, 2308075, 2487925, 3483095, 5473435, 7662809, 17415475, 27367175, 38314045, 191570225]

約数ペア:

[(1, 191570225), (5, 38314045), (7, 27367175), (11, 17415475), (25, 7662809), (35, 5473435), (55, 3483095), (77, 2487925), (83, 2308075), (109, 1757525), (121, 1583225), (175, 1094687), (275, 696619), (385, 497585), (415, 461615), (545, 351505), (581, 329725), (605, 316645), (763, 251075), (847, 226175), (913, 209825), (1199, 159775), (1925, 99517), (2075, 92323), (2725, 70301), (2905, 65945), (3025, 63329), (3815, 50215), (4235, 45235), (4565, 41965), (5995, 31955), (6391, 29975), (8393, 22825), (9047, 21175), (10043, 19075), (13189, 14525)]