64597280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 178246656

約数和(自身を除く): 113649376

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 127, 136, 160, 170, 176, 187, 220, 254, 272, 289, 340, 352, 374, 440, 508, 544, 578, 635, 680, 748, 880, 935, 1016, 1156, 1270, 1360, 1397, 1445, 1496, 1760, 1870, 2032, 2159, 2312, 2540, 2720, 2794, 2890, 2992, 3179, 3740, 4064, 4318, 4624, 5080, 5588, 5780, 5984, 6358, 6985, 7480, 8636, 9248, 10160, 10795, 11176, 11560, 12716, 13970, 14960, 15895, 17272, 20320, 21590, 22352, 23120, 23749, 25432, 27940, 29920, 31790, 34544, 36703, 43180, 44704, 46240, 47498, 50864, 55880, 63580, 69088, 73406, 86360, 94996, 101728, 111760, 118745, 127160, 146812, 172720, 183515, 189992, 223520, 237490, 254320, 293624, 345440, 367030, 379984, 403733, 474980, 508640, 587248, 734060, 759968, 807466, 949960, 1174496, 1468120, 1614932, 1899920, 2018665, 2936240, 3229864, 3799840, 4037330, 5872480, 6459728, 8074660, 12919456, 16149320, 32298640, 64597280]

約数ペア:

[(1, 64597280), (2, 32298640), (4, 16149320), (5, 12919456), (8, 8074660), (10, 6459728), (11, 5872480), (16, 4037330), (17, 3799840), (20, 3229864), (22, 2936240), (32, 2018665), (34, 1899920), (40, 1614932), (44, 1468120), (55, 1174496), (68, 949960), (80, 807466), (85, 759968), (88, 734060), (110, 587248), (127, 508640), (136, 474980), (160, 403733), (170, 379984), (176, 367030), (187, 345440), (220, 293624), (254, 254320), (272, 237490), (289, 223520), (340, 189992), (352, 183515), (374, 172720), (440, 146812), (508, 127160), (544, 118745), (578, 111760), (635, 101728), (680, 94996), (748, 86360), (880, 73406), (935, 69088), (1016, 63580), (1156, 55880), (1270, 50864), (1360, 47498), (1397, 46240), (1445, 44704), (1496, 43180), (1760, 36703), (1870, 34544), (2032, 31790), (2159, 29920), (2312, 27940), (2540, 25432), (2720, 23749), (2794, 23120), (2890, 22352), (2992, 21590), (3179, 20320), (3740, 17272), (4064, 15895), (4318, 14960), (4624, 13970), (5080, 12716), (5588, 11560), (5780, 11176), (5984, 10795), (6358, 10160), (6985, 9248), (7480, 8636)]