1566583280

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{883}}^1$

素因数の和:1294

約数の個数: 80

約数和(自身を含む): 3712036224

約数和(自身を除く): 2145452944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 331, 335, 536, 662, 670, 883, 1072, 1324, 1340, 1655, 1766, 2648, 2680, 3310, 3532, 4415, 5296, 5360, 6620, 7064, 8830, 13240, 14128, 17660, 22177, 26480, 35320, 44354, 59161, 70640, 88708, 110885, 118322, 177416, 221770, 236644, 292273, 295805, 354832, 443540, 473288, 584546, 591610, 887080, 946576, 1169092, 1183220, 1461365, 1774160, 2338184, 2366440, 2922730, 4676368, 4732880, 5845460, 11690920, 19582291, 23381840, 39164582, 78329164, 97911455, 156658328, 195822910, 313316656, 391645820, 783291640, 1566583280]

約数ペア:

[(1, 1566583280), (2, 783291640), (4, 391645820), (5, 313316656), (8, 195822910), (10, 156658328), (16, 97911455), (20, 78329164), (40, 39164582), (67, 23381840), (80, 19582291), (134, 11690920), (268, 5845460), (331, 4732880), (335, 4676368), (536, 2922730), (662, 2366440), (670, 2338184), (883, 1774160), (1072, 1461365), (1324, 1183220), (1340, 1169092), (1655, 946576), (1766, 887080), (2648, 591610), (2680, 584546), (3310, 473288), (3532, 443540), (4415, 354832), (5296, 295805), (5360, 292273), (6620, 236644), (7064, 221770), (8830, 177416), (13240, 118322), (14128, 110885), (17660, 88708), (22177, 70640), (26480, 59161), (35320, 44354)]