30337775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{19}}^1$

素因数の和:93

約数の個数: 48

約数和(自身を含む): 45309600

約数和(自身を除く): 14971825

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, 4913, 5491, 5525, 6175, 7225, 8075, 18785, 20995, 24565, 27455, 63869, 71383, 93347, 93925, 104975, 122825, 137275, 319345, 356915, 466735, 1213511, 1596725, 1784575, 2333675, 6067555, 30337775]

約数ペア:

[(1, 30337775), (5, 6067555), (13, 2333675), (17, 1784575), (19, 1596725), (25, 1213511), (65, 466735), (85, 356915), (95, 319345), (221, 137275), (247, 122825), (289, 104975), (323, 93925), (325, 93347), (425, 71383), (475, 63869), (1105, 27455), (1235, 24565), (1445, 20995), (1615, 18785), (3757, 8075), (4199, 7225), (4913, 6175), (5491, 5525)]