83138120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2621}}^1$

素因数の和:2706

約数の個数: 64

約数和(自身を含む): 204830640

約数和(自身を除く): 121692520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 2621, 3172, 3965, 5242, 6344, 7930, 10484, 13105, 15860, 20968, 26210, 31720, 34073, 52420, 68146, 104840, 136292, 159881, 170365, 272584, 319762, 340730, 639524, 681460, 799405, 1279048, 1362920, 1598810, 2078453, 3197620, 4156906, 6395240, 8313812, 10392265, 16627624, 20784530, 41569060, 83138120]

約数ペア:

[(1, 83138120), (2, 41569060), (4, 20784530), (5, 16627624), (8, 10392265), (10, 8313812), (13, 6395240), (20, 4156906), (26, 3197620), (40, 2078453), (52, 1598810), (61, 1362920), (65, 1279048), (104, 799405), (122, 681460), (130, 639524), (244, 340730), (260, 319762), (305, 272584), (488, 170365), (520, 159881), (610, 136292), (793, 104840), (1220, 68146), (1586, 52420), (2440, 34073), (2621, 31720), (3172, 26210), (3965, 20968), (5242, 15860), (6344, 13105), (7930, 10484)]