804577150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{2521}}^1$

素因数の和:3037

約数の個数: 48

約数和(自身を含む): 1615552848

約数和(自身を除く): 810975698

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 491, 650, 982, 2455, 2521, 4910, 5042, 6383, 12275, 12605, 12766, 24550, 25210, 31915, 32773, 63025, 63830, 65546, 126050, 159575, 163865, 319150, 327730, 819325, 1237811, 1638650, 2475622, 6189055, 12378110, 16091543, 30945275, 32183086, 61890550, 80457715, 160915430, 402288575, 804577150]

約数ペア:

[(1, 804577150), (2, 402288575), (5, 160915430), (10, 80457715), (13, 61890550), (25, 32183086), (26, 30945275), (50, 16091543), (65, 12378110), (130, 6189055), (325, 2475622), (491, 1638650), (650, 1237811), (982, 819325), (2455, 327730), (2521, 319150), (4910, 163865), (5042, 159575), (6383, 126050), (12275, 65546), (12605, 63830), (12766, 63025), (24550, 32773), (25210, 31915)]