266528990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1693}}^1$

素因数の和:1893

約数の個数: 64

約数和(自身を含む): 594228096

約数和(自身を除く): 327699106

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 173, 182, 346, 455, 865, 910, 1211, 1693, 1730, 2249, 2422, 3386, 4498, 6055, 8465, 11245, 11851, 12110, 15743, 16930, 22009, 22490, 23702, 31486, 44018, 59255, 78715, 110045, 118510, 154063, 157430, 220090, 292889, 308126, 585778, 770315, 1464445, 1540630, 2050223, 2928890, 3807557, 4100446, 7615114, 10251115, 19037785, 20502230, 26652899, 38075570, 53305798, 133264495, 266528990]

約数ペア:

[(1, 266528990), (2, 133264495), (5, 53305798), (7, 38075570), (10, 26652899), (13, 20502230), (14, 19037785), (26, 10251115), (35, 7615114), (65, 4100446), (70, 3807557), (91, 2928890), (130, 2050223), (173, 1540630), (182, 1464445), (346, 770315), (455, 585778), (865, 308126), (910, 292889), (1211, 220090), (1693, 157430), (1730, 154063), (2249, 118510), (2422, 110045), (3386, 78715), (4498, 59255), (6055, 44018), (8465, 31486), (11245, 23702), (11851, 22490), (12110, 22009), (15743, 16930)]