1972100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 4848648

約数和(自身を除く): 2876548

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 41, 50, 52, 65, 74, 82, 100, 130, 148, 164, 185, 205, 260, 325, 370, 410, 481, 533, 650, 740, 820, 925, 962, 1025, 1066, 1300, 1517, 1850, 1924, 2050, 2132, 2405, 2665, 3034, 3700, 4100, 4810, 5330, 6068, 7585, 9620, 10660, 12025, 13325, 15170, 19721, 24050, 26650, 30340, 37925, 39442, 48100, 53300, 75850, 78884, 98605, 151700, 197210, 394420, 493025, 986050, 1972100]

約数ペア:

[(1, 1972100), (2, 986050), (4, 493025), (5, 394420), (10, 197210), (13, 151700), (20, 98605), (25, 78884), (26, 75850), (37, 53300), (41, 48100), (50, 39442), (52, 37925), (65, 30340), (74, 26650), (82, 24050), (100, 19721), (130, 15170), (148, 13325), (164, 12025), (185, 10660), (205, 9620), (260, 7585), (325, 6068), (370, 5330), (410, 4810), (481, 4100), (533, 3700), (650, 3034), (740, 2665), (820, 2405), (925, 2132), (962, 2050), (1025, 1924), (1066, 1850), (1300, 1517)]