71988385456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{599}}^1\times {\mathrm{2591}}^1$

素因数の和:3434

約数の個数: 80

約数和(自身を含む): 151190323200

約数和(自身を除く): 79201937744

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 223, 446, 599, 892, 1198, 1784, 2396, 2591, 2899, 3568, 4792, 5182, 5798, 7787, 9584, 10364, 11596, 15574, 20728, 23192, 31148, 33683, 41456, 46384, 62296, 67366, 124592, 133577, 134732, 267154, 269464, 534308, 538928, 577793, 1068616, 1155586, 1552009, 1736501, 2137232, 2311172, 3104018, 3473002, 4622344, 6208036, 6946004, 7511309, 9244688, 12416072, 13892008, 15022618, 20176117, 24832144, 27784016, 30045236, 40352234, 60090472, 80704468, 120180944, 161408936, 322817872, 346098007, 692196014, 1384392028, 2768784056, 4499274091, 5537568112, 8998548182, 17997096364, 35994192728, 71988385456]

約数ペア:

[(1, 71988385456), (2, 35994192728), (4, 17997096364), (8, 8998548182), (13, 5537568112), (16, 4499274091), (26, 2768784056), (52, 1384392028), (104, 692196014), (208, 346098007), (223, 322817872), (446, 161408936), (599, 120180944), (892, 80704468), (1198, 60090472), (1784, 40352234), (2396, 30045236), (2591, 27784016), (2899, 24832144), (3568, 20176117), (4792, 15022618), (5182, 13892008), (5798, 12416072), (7787, 9244688), (9584, 7511309), (10364, 6946004), (11596, 6208036), (15574, 4622344), (20728, 3473002), (23192, 3104018), (31148, 2311172), (33683, 2137232), (41456, 1736501), (46384, 1552009), (62296, 1155586), (67366, 1068616), (124592, 577793), (133577, 538928), (134732, 534308), (267154, 269464)]