1320145664

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{166349}}^1$

素因数の和:166396

約数の個数: 36

約数和(自身を含む): 2720155200

約数和(自身を除く): 1400009536

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 166349, 332698, 665396, 1330792, 2661584, 5156819, 5323168, 10313638, 10646336, 20627276, 21292672, 41254552, 42585344, 82509104, 165018208, 330036416, 660072832, 1320145664]

約数ペア:

[(1, 1320145664), (2, 660072832), (4, 330036416), (8, 165018208), (16, 82509104), (31, 42585344), (32, 41254552), (62, 21292672), (64, 20627276), (124, 10646336), (128, 10313638), (248, 5323168), (256, 5156819), (496, 2661584), (992, 1330792), (1984, 665396), (3968, 332698), (7936, 166349)]