87219860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2819}}^1$

素因数の和:2865

約数の個数: 96

約数和(自身を含む): 238775040

約数和(自身を除く): 151555180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1547, 1820, 2210, 2380, 2819, 3094, 4420, 5638, 6188, 7735, 11276, 14095, 15470, 19733, 28190, 30940, 36647, 39466, 47923, 56380, 73294, 78932, 95846, 98665, 146588, 183235, 191692, 197330, 239615, 256529, 335461, 366470, 394660, 479230, 513058, 622999, 670922, 732940, 958460, 1026116, 1245998, 1282645, 1341844, 1677305, 2491996, 2565290, 3114995, 3354610, 4360993, 5130580, 6229990, 6709220, 8721986, 12459980, 17443972, 21804965, 43609930, 87219860]

約数ペア:

[(1, 87219860), (2, 43609930), (4, 21804965), (5, 17443972), (7, 12459980), (10, 8721986), (13, 6709220), (14, 6229990), (17, 5130580), (20, 4360993), (26, 3354610), (28, 3114995), (34, 2565290), (35, 2491996), (52, 1677305), (65, 1341844), (68, 1282645), (70, 1245998), (85, 1026116), (91, 958460), (119, 732940), (130, 670922), (140, 622999), (170, 513058), (182, 479230), (221, 394660), (238, 366470), (260, 335461), (340, 256529), (364, 239615), (442, 197330), (455, 191692), (476, 183235), (595, 146588), (884, 98665), (910, 95846), (1105, 78932), (1190, 73294), (1547, 56380), (1820, 47923), (2210, 39466), (2380, 36647), (2819, 30940), (3094, 28190), (4420, 19733), (5638, 15470), (6188, 14095), (7735, 11276)]