328779750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{33721}}^1$

素因数の和:33754

約数の個数: 64

約数和(自身を含む): 883786176

約数和(自身を除く): 555006426

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 3250, 4875, 9750, 33721, 67442, 101163, 168605, 202326, 337210, 438373, 505815, 843025, 876746, 1011630, 1315119, 1686050, 2191865, 2529075, 2630238, 4215125, 4383730, 5058150, 6575595, 8430250, 10959325, 12645375, 13151190, 21918650, 25290750, 32877975, 54796625, 65755950, 109593250, 164389875, 328779750]

約数ペア:

[(1, 328779750), (2, 164389875), (3, 109593250), (5, 65755950), (6, 54796625), (10, 32877975), (13, 25290750), (15, 21918650), (25, 13151190), (26, 12645375), (30, 10959325), (39, 8430250), (50, 6575595), (65, 5058150), (75, 4383730), (78, 4215125), (125, 2630238), (130, 2529075), (150, 2191865), (195, 1686050), (250, 1315119), (325, 1011630), (375, 876746), (390, 843025), (650, 505815), (750, 438373), (975, 337210), (1625, 202326), (1950, 168605), (3250, 101163), (4875, 67442), (9750, 33721)]