26708240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 68131056

約数和(自身を除く): 41422816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 421, 488, 520, 610, 793, 842, 976, 1040, 1220, 1586, 1684, 2105, 2440, 3172, 3368, 3965, 4210, 4880, 5473, 6344, 6736, 7930, 8420, 10946, 12688, 15860, 16840, 21892, 25681, 27365, 31720, 33680, 43784, 51362, 54730, 63440, 87568, 102724, 109460, 128405, 205448, 218920, 256810, 333853, 410896, 437840, 513620, 667706, 1027240, 1335412, 1669265, 2054480, 2670824, 3338530, 5341648, 6677060, 13354120, 26708240]

約数ペア:

[(1, 26708240), (2, 13354120), (4, 6677060), (5, 5341648), (8, 3338530), (10, 2670824), (13, 2054480), (16, 1669265), (20, 1335412), (26, 1027240), (40, 667706), (52, 513620), (61, 437840), (65, 410896), (80, 333853), (104, 256810), (122, 218920), (130, 205448), (208, 128405), (244, 109460), (260, 102724), (305, 87568), (421, 63440), (488, 54730), (520, 51362), (610, 43784), (793, 33680), (842, 31720), (976, 27365), (1040, 25681), (1220, 21892), (1586, 16840), (1684, 15860), (2105, 12688), (2440, 10946), (3172, 8420), (3368, 7930), (3965, 6736), (4210, 6344), (4880, 5473)]