3240996980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{128509}}^1$

素因数の和:128628

約数の個数: 48

約数和(自身を含む): 7405260240

約数和(自身を除く): 4164263260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 12610, 25220, 128509, 257018, 514036, 642545, 1285090, 1670617, 2570180, 3341234, 6682468, 8353085, 12465373, 16706170, 24930746, 33412340, 49861492, 62326865, 124653730, 162049849, 249307460, 324099698, 648199396, 810249245, 1620498490, 3240996980]

約数ペア:

[(1, 3240996980), (2, 1620498490), (4, 810249245), (5, 648199396), (10, 324099698), (13, 249307460), (20, 162049849), (26, 124653730), (52, 62326865), (65, 49861492), (97, 33412340), (130, 24930746), (194, 16706170), (260, 12465373), (388, 8353085), (485, 6682468), (970, 3341234), (1261, 2570180), (1940, 1670617), (2522, 1285090), (5044, 642545), (6305, 514036), (12610, 257018), (25220, 128509)]