138889400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53419}}^1$

素因数の和:53448

約数の個数: 48

約数和(自身を含む): 347764200

約数和(自身を除く): 208874800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 53419, 106838, 213676, 267095, 427352, 534190, 694447, 1068380, 1335475, 1388894, 2136760, 2670950, 2777788, 3472235, 5341900, 5555576, 6944470, 10683800, 13888940, 17361175, 27777880, 34722350, 69444700, 138889400]

約数ペア:

[(1, 138889400), (2, 69444700), (4, 34722350), (5, 27777880), (8, 17361175), (10, 13888940), (13, 10683800), (20, 6944470), (25, 5555576), (26, 5341900), (40, 3472235), (50, 2777788), (52, 2670950), (65, 2136760), (100, 1388894), (104, 1335475), (130, 1068380), (200, 694447), (260, 534190), (325, 427352), (520, 267095), (650, 213676), (1300, 106838), (2600, 53419)]