20170440225

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{30113}}^1$

素因数の和:30371

約数の個数: 72

約数和(自身を含む): 39077733240

約数和(自身を除く): 18907293015

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 229, 325, 585, 687, 975, 1145, 2061, 2925, 2977, 3435, 5725, 8931, 10305, 14885, 17175, 26793, 30113, 44655, 51525, 74425, 90339, 133965, 150565, 223275, 271017, 391469, 451695, 669825, 752825, 1174407, 1355085, 1957345, 2258475, 3523221, 5872035, 6775425, 6895877, 9786725, 17616105, 20687631, 29360175, 34479385, 62062893, 88080525, 89646401, 103438155, 172396925, 268939203, 310314465, 448232005, 517190775, 806817609, 1344696015, 1551572325, 2241160025, 4034088045, 6723480075, 20170440225]

約数ペア:

[(1, 20170440225), (3, 6723480075), (5, 4034088045), (9, 2241160025), (13, 1551572325), (15, 1344696015), (25, 806817609), (39, 517190775), (45, 448232005), (65, 310314465), (75, 268939203), (117, 172396925), (195, 103438155), (225, 89646401), (229, 88080525), (325, 62062893), (585, 34479385), (687, 29360175), (975, 20687631), (1145, 17616105), (2061, 9786725), (2925, 6895877), (2977, 6775425), (3435, 5872035), (5725, 3523221), (8931, 2258475), (10305, 1957345), (14885, 1355085), (17175, 1174407), (26793, 752825), (30113, 669825), (44655, 451695), (51525, 391469), (74425, 271017), (90339, 223275), (133965, 150565)]