161666700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41453}}^1$

素因数の和:41483

約数の個数: 72

約数和(自身を含む): 503749008

約数和(自身を除く): 342082308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 41453, 82906, 124359, 165812, 207265, 248718, 414530, 497436, 538889, 621795, 829060, 1036325, 1077778, 1243590, 1616667, 2072650, 2155556, 2487180, 2694445, 3108975, 3233334, 4145300, 5388890, 6217950, 6466668, 8083335, 10777780, 12435900, 13472225, 16166670, 26944450, 32333340, 40416675, 53888900, 80833350, 161666700]

約数ペア:

[(1, 161666700), (2, 80833350), (3, 53888900), (4, 40416675), (5, 32333340), (6, 26944450), (10, 16166670), (12, 13472225), (13, 12435900), (15, 10777780), (20, 8083335), (25, 6466668), (26, 6217950), (30, 5388890), (39, 4145300), (50, 3233334), (52, 3108975), (60, 2694445), (65, 2487180), (75, 2155556), (78, 2072650), (100, 1616667), (130, 1243590), (150, 1077778), (156, 1036325), (195, 829060), (260, 621795), (300, 538889), (325, 497436), (390, 414530), (650, 248718), (780, 207265), (975, 165812), (1300, 124359), (1950, 82906), (3900, 41453)]