28291238300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1699}}^1\times {\mathrm{12809}}^1$

素因数の和:14535

約数の個数: 72

約数和(自身を含む): 66158526000

約数和(自身を除く): 37867287700

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1699, 3398, 6796, 8495, 12809, 16990, 22087, 25618, 33980, 42475, 44174, 51236, 64045, 84950, 88348, 110435, 128090, 166517, 169900, 220870, 256180, 320225, 333034, 441740, 552175, 640450, 666068, 832585, 1104350, 1280900, 1665170, 2208700, 3330340, 4162925, 8325850, 16651700, 21762491, 43524982, 87049964, 108812455, 217624910, 282912383, 435249820, 544062275, 565824766, 1088124550, 1131649532, 1414561915, 2176249100, 2829123830, 5658247660, 7072809575, 14145619150, 28291238300]

約数ペア:

[(1, 28291238300), (2, 14145619150), (4, 7072809575), (5, 5658247660), (10, 2829123830), (13, 2176249100), (20, 1414561915), (25, 1131649532), (26, 1088124550), (50, 565824766), (52, 544062275), (65, 435249820), (100, 282912383), (130, 217624910), (260, 108812455), (325, 87049964), (650, 43524982), (1300, 21762491), (1699, 16651700), (3398, 8325850), (6796, 4162925), (8495, 3330340), (12809, 2208700), (16990, 1665170), (22087, 1280900), (25618, 1104350), (33980, 832585), (42475, 666068), (44174, 640450), (51236, 552175), (64045, 441740), (84950, 333034), (88348, 320225), (110435, 256180), (128090, 220870), (166517, 169900)]