72157021088

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1069}}^1\times {\mathrm{1657}}^1$

素因数の和:2822

約数の個数: 96

約数和(自身を含む): 152001460800

約数和(自身を除く): 79844439712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 67, 76, 134, 152, 268, 304, 536, 608, 1069, 1072, 1273, 1657, 2138, 2144, 2546, 3314, 4276, 5092, 6628, 8552, 10184, 13256, 17104, 20311, 20368, 26512, 31483, 34208, 40622, 40736, 53024, 62966, 71623, 81244, 111019, 125932, 143246, 162488, 222038, 251864, 286492, 324976, 444076, 503728, 572984, 649952, 888152, 1007456, 1145968, 1360837, 1771333, 1776304, 2109361, 2291936, 2721674, 3542666, 3552608, 4218722, 5443348, 7085332, 8437444, 10886696, 14170664, 16874888, 21773392, 28341328, 33655327, 33749776, 43546784, 56682656, 67310654, 67499552, 118679311, 134621308, 237358622, 269242616, 474717244, 538485232, 949434488, 1076970464, 1898868976, 2254906909, 3797737952, 4509813818, 9019627636, 18039255272, 36078510544, 72157021088]

約数ペア:

[(1, 72157021088), (2, 36078510544), (4, 18039255272), (8, 9019627636), (16, 4509813818), (19, 3797737952), (32, 2254906909), (38, 1898868976), (67, 1076970464), (76, 949434488), (134, 538485232), (152, 474717244), (268, 269242616), (304, 237358622), (536, 134621308), (608, 118679311), (1069, 67499552), (1072, 67310654), (1273, 56682656), (1657, 43546784), (2138, 33749776), (2144, 33655327), (2546, 28341328), (3314, 21773392), (4276, 16874888), (5092, 14170664), (6628, 10886696), (8552, 8437444), (10184, 7085332), (13256, 5443348), (17104, 4218722), (20311, 3552608), (20368, 3542666), (26512, 2721674), (31483, 2291936), (34208, 2109361), (40622, 1776304), (40736, 1771333), (53024, 1360837), (62966, 1145968), (71623, 1007456), (81244, 888152), (111019, 649952), (125932, 572984), (143246, 503728), (162488, 444076), (222038, 324976), (251864, 286492)]