64634700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16573}}^1$

素因数の和:16603

約数の個数: 72

約数和(自身を含む): 201407248

約数和(自身を除く): 136772548

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, 16573, 33146, 49719, 66292, 82865, 99438, 165730, 198876, 215449, 248595, 331460, 414325, 430898, 497190, 646347, 828650, 861796, 994380, 1077245, 1242975, 1292694, 1657300, 2154490, 2485950, 2585388, 3231735, 4308980, 4971900, 5386225, 6463470, 10772450, 12926940, 16158675, 21544900, 32317350, 64634700]

約数ペア:

[(1, 64634700), (2, 32317350), (3, 21544900), (4, 16158675), (5, 12926940), (6, 10772450), (10, 6463470), (12, 5386225), (13, 4971900), (15, 4308980), (20, 3231735), (25, 2585388), (26, 2485950), (30, 2154490), (39, 1657300), (50, 1292694), (52, 1242975), (60, 1077245), (65, 994380), (75, 861796), (78, 828650), (100, 646347), (130, 497190), (150, 430898), (156, 414325), (195, 331460), (260, 248595), (300, 215449), (325, 198876), (390, 165730), (650, 99438), (780, 82865), (975, 66292), (1300, 49719), (1950, 33146), (3900, 16573)]