71994825

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{1693}}^1$

素因数の和:1725

約数の個数: 72

約数和(自身を含む): 152920768

約数和(自身を除く): 80925943

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 243, 315, 405, 525, 567, 675, 945, 1215, 1575, 1693, 1701, 2025, 2835, 4725, 5079, 6075, 8465, 8505, 11851, 14175, 15237, 25395, 35553, 42325, 42525, 45711, 59255, 76185, 106659, 126975, 137133, 177765, 228555, 296275, 319977, 380925, 411399, 533295, 685665, 888825, 959931, 1142775, 1599885, 2056995, 2666475, 2879793, 3428325, 4799655, 7999425, 10284975, 14398965, 23998275, 71994825]

約数ペア:

[(1, 71994825), (3, 23998275), (5, 14398965), (7, 10284975), (9, 7999425), (15, 4799655), (21, 3428325), (25, 2879793), (27, 2666475), (35, 2056995), (45, 1599885), (63, 1142775), (75, 959931), (81, 888825), (105, 685665), (135, 533295), (175, 411399), (189, 380925), (225, 319977), (243, 296275), (315, 228555), (405, 177765), (525, 137133), (567, 126975), (675, 106659), (945, 76185), (1215, 59255), (1575, 45711), (1693, 42525), (1701, 42325), (2025, 35553), (2835, 25395), (4725, 15237), (5079, 14175), (6075, 11851), (8465, 8505)]