1330208750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1$

素因数の和:895

約数の個数: 80

約数和(自身を含む): 2713381440

約数和(自身を除く): 1383172690

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 125, 130, 218, 250, 325, 545, 625, 650, 751, 1090, 1250, 1417, 1502, 1625, 2725, 2834, 3250, 3755, 5450, 7085, 7510, 8125, 9763, 13625, 14170, 16250, 18775, 19526, 27250, 35425, 37550, 48815, 68125, 70850, 81859, 93875, 97630, 136250, 163718, 177125, 187750, 244075, 354250, 409295, 469375, 488150, 818590, 885625, 938750, 1064167, 1220375, 1771250, 2046475, 2128334, 2440750, 4092950, 5320835, 6101875, 10232375, 10641670, 12203750, 20464750, 26604175, 51161875, 53208350, 102323750, 133020875, 266041750, 665104375, 1330208750]

約数ペア:

[(1, 1330208750), (2, 665104375), (5, 266041750), (10, 133020875), (13, 102323750), (25, 53208350), (26, 51161875), (50, 26604175), (65, 20464750), (109, 12203750), (125, 10641670), (130, 10232375), (218, 6101875), (250, 5320835), (325, 4092950), (545, 2440750), (625, 2128334), (650, 2046475), (751, 1771250), (1090, 1220375), (1250, 1064167), (1417, 938750), (1502, 885625), (1625, 818590), (2725, 488150), (2834, 469375), (3250, 409295), (3755, 354250), (5450, 244075), (7085, 187750), (7510, 177125), (8125, 163718), (9763, 136250), (13625, 97630), (14170, 93875), (16250, 81859), (18775, 70850), (19526, 68125), (27250, 48815), (35425, 37550)]