7801300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 19358136

約数和(自身を除く): 11556836

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 353, 425, 442, 650, 706, 850, 884, 1105, 1300, 1412, 1700, 1765, 2210, 3530, 4420, 4589, 5525, 6001, 7060, 8825, 9178, 11050, 12002, 17650, 18356, 22100, 22945, 24004, 30005, 35300, 45890, 60010, 78013, 91780, 114725, 120020, 150025, 156026, 229450, 300050, 312052, 390065, 458900, 600100, 780130, 1560260, 1950325, 3900650, 7801300]

約数ペア:

[(1, 7801300), (2, 3900650), (4, 1950325), (5, 1560260), (10, 780130), (13, 600100), (17, 458900), (20, 390065), (25, 312052), (26, 300050), (34, 229450), (50, 156026), (52, 150025), (65, 120020), (68, 114725), (85, 91780), (100, 78013), (130, 60010), (170, 45890), (221, 35300), (260, 30005), (325, 24004), (340, 22945), (353, 22100), (425, 18356), (442, 17650), (650, 12002), (706, 11050), (850, 9178), (884, 8825), (1105, 7060), (1300, 6001), (1412, 5525), (1700, 4589), (1765, 4420), (2210, 3530)]