30910725

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 58805760

約数和(自身を除く): 27895035

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 47, 75, 79, 111, 141, 185, 225, 235, 237, 333, 395, 423, 555, 705, 711, 925, 1175, 1185, 1665, 1739, 1975, 2115, 2775, 2923, 3525, 3555, 3713, 5217, 5925, 8325, 8695, 8769, 10575, 11139, 14615, 15651, 17775, 18565, 26085, 26307, 33417, 43475, 43845, 55695, 73075, 78255, 92825, 130425, 131535, 137381, 167085, 219225, 278475, 391275, 412143, 657675, 686905, 835425, 1236429, 2060715, 3434525, 6182145, 10303575, 30910725]

約数ペア:

[(1, 30910725), (3, 10303575), (5, 6182145), (9, 3434525), (15, 2060715), (25, 1236429), (37, 835425), (45, 686905), (47, 657675), (75, 412143), (79, 391275), (111, 278475), (141, 219225), (185, 167085), (225, 137381), (235, 131535), (237, 130425), (333, 92825), (395, 78255), (423, 73075), (555, 55695), (705, 43845), (711, 43475), (925, 33417), (1175, 26307), (1185, 26085), (1665, 18565), (1739, 17775), (1975, 15651), (2115, 14615), (2775, 11139), (2923, 10575), (3525, 8769), (3555, 8695), (3713, 8325), (5217, 5925)]