320428013425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1907}}^1\times {\mathrm{6229}}^1$

素因数の和:8242

約数の個数: 48

約数和(自身を含む): 433346639040

約数和(自身を除く): 112918625615

約数列:

[1, 5, 13, 25, 65, 83, 325, 415, 1079, 1907, 2075, 5395, 6229, 9535, 24791, 26975, 31145, 47675, 80977, 123955, 155725, 158281, 404885, 517007, 619775, 791405, 2024425, 2057653, 2585035, 3957025, 6721091, 10288265, 11878703, 12925175, 33605455, 51441325, 59393515, 154423139, 168027275, 296967575, 772115695, 985932349, 3860578475, 4929661745, 12817120537, 24648308725, 64085602685, 320428013425]

約数ペア:

[(1, 320428013425), (5, 64085602685), (13, 24648308725), (25, 12817120537), (65, 4929661745), (83, 3860578475), (325, 985932349), (415, 772115695), (1079, 296967575), (1907, 168027275), (2075, 154423139), (5395, 59393515), (6229, 51441325), (9535, 33605455), (24791, 12925175), (26975, 11878703), (31145, 10288265), (47675, 6721091), (80977, 3957025), (123955, 2585035), (155725, 2057653), (158281, 2024425), (404885, 791405), (517007, 619775)]