268079864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 557491200

約数和(自身を除く): 289411336

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 79, 104, 134, 158, 268, 316, 487, 536, 632, 871, 974, 1027, 1742, 1948, 2054, 3484, 3896, 4108, 5293, 6331, 6968, 8216, 10586, 12662, 21172, 25324, 32629, 38473, 42344, 50648, 65258, 68809, 76946, 130516, 137618, 153892, 261032, 275236, 307784, 424177, 500149, 550472, 848354, 1000298, 1696708, 2000596, 2577691, 3393416, 4001192, 5155382, 10310764, 20621528, 33509983, 67019966, 134039932, 268079864]

約数ペア:

[(1, 268079864), (2, 134039932), (4, 67019966), (8, 33509983), (13, 20621528), (26, 10310764), (52, 5155382), (67, 4001192), (79, 3393416), (104, 2577691), (134, 2000596), (158, 1696708), (268, 1000298), (316, 848354), (487, 550472), (536, 500149), (632, 424177), (871, 307784), (974, 275236), (1027, 261032), (1742, 153892), (1948, 137618), (2054, 130516), (3484, 76946), (3896, 68809), (4108, 65258), (5293, 50648), (6331, 42344), (6968, 38473), (8216, 32629), (10586, 25324), (12662, 21172)]