980850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 2624832

約数和(自身を除く): 1643982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 503, 650, 975, 1006, 1509, 1950, 2515, 3018, 5030, 6539, 7545, 12575, 13078, 15090, 19617, 25150, 32695, 37725, 39234, 65390, 75450, 98085, 163475, 196170, 326950, 490425, 980850]

約数ペア:

[(1, 980850), (2, 490425), (3, 326950), (5, 196170), (6, 163475), (10, 98085), (13, 75450), (15, 65390), (25, 39234), (26, 37725), (30, 32695), (39, 25150), (50, 19617), (65, 15090), (75, 13078), (78, 12575), (130, 7545), (150, 6539), (195, 5030), (325, 3018), (390, 2515), (503, 1950), (650, 1509), (975, 1006)]