7121707775

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23537}}^1$

素因数の和:23593

約数の個数: 72

約数和(自身を含む): 11645660880

約数和(自身を除く): 4523953105

約数列:

[1, 5, 7, 13, 19, 25, 35, 49, 65, 91, 95, 133, 175, 245, 247, 325, 455, 475, 637, 665, 931, 1225, 1235, 1729, 2275, 3185, 3325, 4655, 6175, 8645, 12103, 15925, 23275, 23537, 43225, 60515, 117685, 164759, 302575, 305981, 447203, 588425, 823795, 1153313, 1529905, 2141867, 2236015, 3130421, 4118975, 5766565, 5813639, 7649525, 10709335, 11180075, 14993069, 15652105, 21912947, 28832825, 29068195, 40695473, 53546675, 74965345, 78260525, 109564735, 145340975, 203477365, 284868311, 374826725, 547823675, 1017386825, 1424341555, 7121707775]

約数ペア:

[(1, 7121707775), (5, 1424341555), (7, 1017386825), (13, 547823675), (19, 374826725), (25, 284868311), (35, 203477365), (49, 145340975), (65, 109564735), (91, 78260525), (95, 74965345), (133, 53546675), (175, 40695473), (245, 29068195), (247, 28832825), (325, 21912947), (455, 15652105), (475, 14993069), (637, 11180075), (665, 10709335), (931, 7649525), (1225, 5813639), (1235, 5766565), (1729, 4118975), (2275, 3130421), (3185, 2236015), (3325, 2141867), (4655, 1529905), (6175, 1153313), (8645, 823795), (12103, 588425), (15925, 447203), (23275, 305981), (23537, 302575), (43225, 164759), (60515, 117685)]