128049422548

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{347609}}^1$

素因数の和:347800

約数の個数: 48

約数和(自身を含む): 244105646400

約数和(自身を除く): 116056223852

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 131, 148, 262, 524, 703, 1406, 2489, 2812, 4847, 4978, 9694, 9956, 19388, 92093, 184186, 347609, 368372, 695218, 1390436, 6604571, 12861533, 13209142, 25723066, 26418284, 45536779, 51446132, 91073558, 182147116, 244369127, 488738254, 865198801, 977476508, 1684860823, 1730397602, 3369721646, 3460795204, 6739443292, 32012355637, 64024711274, 128049422548]

約数ペア:

[(1, 128049422548), (2, 64024711274), (4, 32012355637), (19, 6739443292), (37, 3460795204), (38, 3369721646), (74, 1730397602), (76, 1684860823), (131, 977476508), (148, 865198801), (262, 488738254), (524, 244369127), (703, 182147116), (1406, 91073558), (2489, 51446132), (2812, 45536779), (4847, 26418284), (4978, 25723066), (9694, 13209142), (9956, 12861533), (19388, 6604571), (92093, 1390436), (184186, 695218), (347609, 368372)]