65452720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 171306000

約数和(自身を除く): 105853280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 149, 152, 170, 190, 272, 289, 298, 304, 323, 340, 380, 578, 596, 646, 680, 745, 760, 1156, 1192, 1292, 1360, 1445, 1490, 1520, 1615, 2312, 2384, 2533, 2584, 2831, 2890, 2980, 3230, 4624, 5066, 5168, 5491, 5662, 5780, 5960, 6460, 10132, 10982, 11324, 11560, 11920, 12665, 12920, 14155, 20264, 21964, 22648, 23120, 25330, 25840, 27455, 28310, 40528, 43061, 43928, 45296, 48127, 50660, 54910, 56620, 86122, 87856, 96254, 101320, 109820, 113240, 172244, 192508, 202640, 215305, 219640, 226480, 240635, 344488, 385016, 430610, 439280, 481270, 688976, 770032, 818159, 861220, 962540, 1636318, 1722440, 1925080, 3272636, 3444880, 3850160, 4090795, 6545272, 8181590, 13090544, 16363180, 32726360, 65452720]

約数ペア:

[(1, 65452720), (2, 32726360), (4, 16363180), (5, 13090544), (8, 8181590), (10, 6545272), (16, 4090795), (17, 3850160), (19, 3444880), (20, 3272636), (34, 1925080), (38, 1722440), (40, 1636318), (68, 962540), (76, 861220), (80, 818159), (85, 770032), (95, 688976), (136, 481270), (149, 439280), (152, 430610), (170, 385016), (190, 344488), (272, 240635), (289, 226480), (298, 219640), (304, 215305), (323, 202640), (340, 192508), (380, 172244), (578, 113240), (596, 109820), (646, 101320), (680, 96254), (745, 87856), (760, 86122), (1156, 56620), (1192, 54910), (1292, 50660), (1360, 48127), (1445, 45296), (1490, 43928), (1520, 43061), (1615, 40528), (2312, 28310), (2384, 27455), (2533, 25840), (2584, 25330), (2831, 23120), (2890, 22648), (2980, 21964), (3230, 20264), (4624, 14155), (5066, 12920), (5168, 12665), (5491, 11920), (5662, 11560), (5780, 11324), (5960, 10982), (6460, 10132)]