71333340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91453}}^1$

素因数の和:91478

約数の個数: 48

約数和(自身を含む): 215099808

約数和(自身を除く): 143766468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 91453, 182906, 274359, 365812, 457265, 548718, 914530, 1097436, 1188889, 1371795, 1829060, 2377778, 2743590, 3566667, 4755556, 5487180, 5944445, 7133334, 11888890, 14266668, 17833335, 23777780, 35666670, 71333340]

約数ペア:

[(1, 71333340), (2, 35666670), (3, 23777780), (4, 17833335), (5, 14266668), (6, 11888890), (10, 7133334), (12, 5944445), (13, 5487180), (15, 4755556), (20, 3566667), (26, 2743590), (30, 2377778), (39, 1829060), (52, 1371795), (60, 1188889), (65, 1097436), (78, 914530), (130, 548718), (156, 457265), (195, 365812), (260, 274359), (390, 182906), (780, 91453)]