199976305

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 255214080

約数和(自身を除く): 55237775

約数列:

[1, 5, 37, 47, 109, 185, 211, 235, 545, 1055, 1739, 4033, 5123, 7807, 8695, 9917, 20165, 22999, 25615, 39035, 49585, 114995, 189551, 366929, 850963, 947755, 1080953, 1834645, 4254815, 5404765, 39995261, 199976305]

約数ペア:

[(1, 199976305), (5, 39995261), (37, 5404765), (47, 4254815), (109, 1834645), (185, 1080953), (211, 947755), (235, 850963), (545, 366929), (1055, 189551), (1739, 114995), (4033, 49585), (5123, 39035), (7807, 25615), (8695, 22999), (9917, 20165)]