51575004

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{571}}^1$

素因数の和:787

約数の個数: 72

約数和(自身を含む): 141373232

約数和(自身を除く): 89798228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 193, 234, 386, 468, 571, 579, 772, 1142, 1158, 1713, 1737, 2284, 2316, 2509, 3426, 3474, 5018, 5139, 6852, 6948, 7423, 7527, 10036, 10278, 14846, 15054, 20556, 22269, 22581, 29692, 30108, 44538, 45162, 66807, 89076, 90324, 110203, 133614, 220406, 267228, 330609, 440812, 661218, 991827, 1322436, 1432639, 1983654, 2865278, 3967308, 4297917, 5730556, 8595834, 12893751, 17191668, 25787502, 51575004]

約数ペア:

[(1, 51575004), (2, 25787502), (3, 17191668), (4, 12893751), (6, 8595834), (9, 5730556), (12, 4297917), (13, 3967308), (18, 2865278), (26, 1983654), (36, 1432639), (39, 1322436), (52, 991827), (78, 661218), (117, 440812), (156, 330609), (193, 267228), (234, 220406), (386, 133614), (468, 110203), (571, 90324), (579, 89076), (772, 66807), (1142, 45162), (1158, 44538), (1713, 30108), (1737, 29692), (2284, 22581), (2316, 22269), (2509, 20556), (3426, 15054), (3474, 14846), (5018, 10278), (5139, 10036), (6852, 7527), (6948, 7423)]