17880608050

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{571}}^1\times {\mathrm{8821}}^1$

素因数の和:9475

約数の個数: 48

約数和(自身を含む): 33789248064

約数和(自身を除く): 15908640014

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 571, 710, 1142, 1775, 2855, 3550, 5710, 8821, 14275, 17642, 28550, 40541, 44105, 81082, 88210, 202705, 220525, 405410, 441050, 626291, 1013525, 1252582, 2027050, 3131455, 5036791, 6262910, 10073582, 15657275, 25183955, 31314550, 50367910, 125919775, 251839550, 357612161, 715224322, 1788060805, 3576121610, 8940304025, 17880608050]

約数ペア:

[(1, 17880608050), (2, 8940304025), (5, 3576121610), (10, 1788060805), (25, 715224322), (50, 357612161), (71, 251839550), (142, 125919775), (355, 50367910), (571, 31314550), (710, 25183955), (1142, 15657275), (1775, 10073582), (2855, 6262910), (3550, 5036791), (5710, 3131455), (8821, 2027050), (14275, 1252582), (17642, 1013525), (28550, 626291), (40541, 441050), (44105, 405410), (81082, 220525), (88210, 202705)]