2611658240

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32909}}^1$

素因数の和:32963

約数の個数: 80

約数和(自身を含む): 6464050560

約数和(自身を除く): 3852392320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 32909, 39680, 65818, 79360, 131636, 164545, 263272, 329090, 526544, 658180, 1020179, 1053088, 1316360, 2040358, 2106176, 2632720, 4080716, 4212352, 5100895, 5265440, 8161432, 8424704, 10201790, 10530880, 16322864, 16849408, 20403580, 21061760, 32645728, 40807160, 42123520, 65291456, 81614320, 84247040, 130582912, 163228640, 261165824, 326457280, 522331648, 652914560, 1305829120, 2611658240]

約数ペア:

[(1, 2611658240), (2, 1305829120), (4, 652914560), (5, 522331648), (8, 326457280), (10, 261165824), (16, 163228640), (20, 130582912), (31, 84247040), (32, 81614320), (40, 65291456), (62, 42123520), (64, 40807160), (80, 32645728), (124, 21061760), (128, 20403580), (155, 16849408), (160, 16322864), (248, 10530880), (256, 10201790), (310, 8424704), (320, 8161432), (496, 5265440), (512, 5100895), (620, 4212352), (640, 4080716), (992, 2632720), (1240, 2106176), (1280, 2040358), (1984, 1316360), (2480, 1053088), (2560, 1020179), (3968, 658180), (4960, 526544), (7936, 329090), (9920, 263272), (15872, 164545), (19840, 131636), (32909, 79360), (39680, 65818)]