81025345300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{664687}}^1$

素因数の和:664777

約数の個数: 72

約数和(自身を含む): 186931535616

約数和(自身を除く): 105906190316

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 53, 92, 100, 106, 115, 212, 230, 265, 460, 530, 575, 1060, 1150, 1219, 1325, 2300, 2438, 2650, 4876, 5300, 6095, 12190, 24380, 30475, 60950, 121900, 664687, 1329374, 2658748, 3323435, 6646870, 13293740, 15287801, 16617175, 30575602, 33234350, 35228411, 61151204, 66468700, 70456822, 76439005, 140913644, 152878010, 176142055, 305756020, 352284110, 382195025, 704568220, 764390050, 810253453, 880710275, 1528780100, 1620506906, 1761420550, 3241013812, 3522841100, 4051267265, 8102534530, 16205069060, 20256336325, 40512672650, 81025345300]

約数ペア:

[(1, 81025345300), (2, 40512672650), (4, 20256336325), (5, 16205069060), (10, 8102534530), (20, 4051267265), (23, 3522841100), (25, 3241013812), (46, 1761420550), (50, 1620506906), (53, 1528780100), (92, 880710275), (100, 810253453), (106, 764390050), (115, 704568220), (212, 382195025), (230, 352284110), (265, 305756020), (460, 176142055), (530, 152878010), (575, 140913644), (1060, 76439005), (1150, 70456822), (1219, 66468700), (1325, 61151204), (2300, 35228411), (2438, 33234350), (2650, 30575602), (4876, 16617175), (5300, 15287801), (6095, 13293740), (12190, 6646870), (24380, 3323435), (30475, 2658748), (60950, 1329374), (121900, 664687)]