64205121736

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2663}}^1\times {\mathrm{18719}}^1$

素因数の和:21418

約数の個数: 64

約数和(自身を含む): 143625830400

約数和(自身を除く): 79420708664

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 2663, 5326, 10652, 18641, 18719, 21304, 37282, 37438, 61249, 74564, 74876, 122498, 131033, 149128, 149752, 244996, 262066, 428743, 430537, 489992, 524132, 857486, 861074, 1048264, 1714972, 1722148, 3013759, 3429944, 3444296, 6027518, 12055036, 24110072, 49848697, 99697394, 199394788, 348940879, 398789576, 697881758, 1146520031, 1395763516, 2293040062, 2791527032, 4586080124, 8025640217, 9172160248, 16051280434, 32102560868, 64205121736]

約数ペア:

[(1, 64205121736), (2, 32102560868), (4, 16051280434), (7, 9172160248), (8, 8025640217), (14, 4586080124), (23, 2791527032), (28, 2293040062), (46, 1395763516), (56, 1146520031), (92, 697881758), (161, 398789576), (184, 348940879), (322, 199394788), (644, 99697394), (1288, 49848697), (2663, 24110072), (5326, 12055036), (10652, 6027518), (18641, 3444296), (18719, 3429944), (21304, 3013759), (37282, 1722148), (37438, 1714972), (61249, 1048264), (74564, 861074), (74876, 857486), (122498, 524132), (131033, 489992), (149128, 430537), (149752, 428743), (244996, 262066)]