1629149440

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74869}}^1$

素因数の和:74907

約数の個数: 72

約数和(自身を含む): 4131925560

約数和(自身を除く): 2502776120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 10880, 21760, 74869, 149738, 299476, 374345, 598952, 748690, 1197904, 1272773, 1497380, 2395808, 2545546, 2994760, 4791616, 5091092, 5989520, 6363865, 9583232, 10182184, 11979040, 12727730, 19166464, 20364368, 23958080, 25455460, 40728736, 47916160, 50910920, 81457472, 95832320, 101821840, 162914944, 203643680, 325829888, 407287360, 814574720, 1629149440]

約数ペア:

[(1, 1629149440), (2, 814574720), (4, 407287360), (5, 325829888), (8, 203643680), (10, 162914944), (16, 101821840), (17, 95832320), (20, 81457472), (32, 50910920), (34, 47916160), (40, 40728736), (64, 25455460), (68, 23958080), (80, 20364368), (85, 19166464), (128, 12727730), (136, 11979040), (160, 10182184), (170, 9583232), (256, 6363865), (272, 5989520), (320, 5091092), (340, 4791616), (544, 2994760), (640, 2545546), (680, 2395808), (1088, 1497380), (1280, 1272773), (1360, 1197904), (2176, 748690), (2720, 598952), (4352, 374345), (5440, 299476), (10880, 149738), (21760, 74869)]