128627850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{65963}}^1$

素因数の和:65991

約数の個数: 48

約数和(自身を含む): 343540512

約数和(自身を除く): 214912662

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 65963, 131926, 197889, 329815, 395778, 659630, 857519, 989445, 1649075, 1715038, 1978890, 2572557, 3298150, 4287595, 4947225, 5145114, 8575190, 9894450, 12862785, 21437975, 25725570, 42875950, 64313925, 128627850]

約数ペア:

[(1, 128627850), (2, 64313925), (3, 42875950), (5, 25725570), (6, 21437975), (10, 12862785), (13, 9894450), (15, 8575190), (25, 5145114), (26, 4947225), (30, 4287595), (39, 3298150), (50, 2572557), (65, 1978890), (75, 1715038), (78, 1649075), (130, 989445), (150, 857519), (195, 659630), (325, 395778), (390, 329815), (650, 197889), (975, 131926), (1950, 65963)]