13307575775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{7457}}^1$

素因数の和:7533

約数の個数: 72

約数和(自身を含む): 19873780080

約数和(自身を除く): 6566204305

約数列:

[1, 5, 13, 17, 19, 25, 65, 85, 95, 221, 247, 289, 323, 325, 425, 475, 1105, 1235, 1445, 1615, 3757, 4199, 5491, 5525, 6175, 7225, 7457, 8075, 18785, 20995, 27455, 37285, 71383, 93925, 96941, 104975, 126769, 137275, 141683, 186425, 356915, 484705, 633845, 708415, 1647997, 1784575, 1841879, 2155073, 2408611, 2423525, 3169225, 3542075, 8239985, 9209395, 10775365, 12043055, 28015949, 31311943, 40946387, 41199925, 46046975, 53876825, 60215275, 140079745, 156559715, 204731935, 532303031, 700398725, 782798575, 1023659675, 2661515155, 13307575775]

約数ペア:

[(1, 13307575775), (5, 2661515155), (13, 1023659675), (17, 782798575), (19, 700398725), (25, 532303031), (65, 204731935), (85, 156559715), (95, 140079745), (221, 60215275), (247, 53876825), (289, 46046975), (323, 41199925), (325, 40946387), (425, 31311943), (475, 28015949), (1105, 12043055), (1235, 10775365), (1445, 9209395), (1615, 8239985), (3757, 3542075), (4199, 3169225), (5491, 2423525), (5525, 2408611), (6175, 2155073), (7225, 1841879), (7457, 1784575), (8075, 1647997), (18785, 708415), (20995, 633845), (27455, 484705), (37285, 356915), (71383, 186425), (93925, 141683), (96941, 137275), (104975, 126769)]