72345728

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6211}}^1$

素因数の和:6245

約数の個数: 64

約数和(自身を含む): 177414720

約数和(自身を除く): 105068992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 6211, 11648, 12422, 24844, 43477, 49688, 80743, 86954, 99376, 161486, 173908, 198752, 322972, 347816, 397504, 565201, 645944, 695632, 795008, 1130402, 1291888, 1391264, 2260804, 2583776, 2782528, 4521608, 5167552, 5565056, 9043216, 10335104, 18086432, 36172864, 72345728]

約数ペア:

[(1, 72345728), (2, 36172864), (4, 18086432), (7, 10335104), (8, 9043216), (13, 5565056), (14, 5167552), (16, 4521608), (26, 2782528), (28, 2583776), (32, 2260804), (52, 1391264), (56, 1291888), (64, 1130402), (91, 795008), (104, 695632), (112, 645944), (128, 565201), (182, 397504), (208, 347816), (224, 322972), (364, 198752), (416, 173908), (448, 161486), (728, 99376), (832, 86954), (896, 80743), (1456, 49688), (1664, 43477), (2912, 24844), (5824, 12422), (6211, 11648)]