78346720

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9239}}^1$

素因数の和:9307

約数の個数: 48

約数和(自身を含む): 188606880

約数和(自身を除く): 110260160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 8480, 9239, 18478, 36956, 46195, 73912, 92390, 147824, 184780, 295648, 369560, 489667, 739120, 979334, 1478240, 1958668, 2448335, 3917336, 4896670, 7834672, 9793340, 15669344, 19586680, 39173360, 78346720]

約数ペア:

[(1, 78346720), (2, 39173360), (4, 19586680), (5, 15669344), (8, 9793340), (10, 7834672), (16, 4896670), (20, 3917336), (32, 2448335), (40, 1958668), (53, 1478240), (80, 979334), (106, 739120), (160, 489667), (212, 369560), (265, 295648), (424, 184780), (530, 147824), (848, 92390), (1060, 73912), (1696, 46195), (2120, 36956), (4240, 18478), (8480, 9239)]