18822400

素因数分解:

$2^8\times 5^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:216

約数の個数: 108

約数和(自身を含む): 49614012

約数和(自身を除く): 30791612

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 173, 200, 256, 272, 320, 340, 346, 400, 425, 544, 640, 680, 692, 800, 850, 865, 1088, 1280, 1360, 1384, 1600, 1700, 1730, 2176, 2720, 2768, 2941, 3200, 3400, 3460, 4325, 4352, 5440, 5536, 5882, 6400, 6800, 6920, 8650, 10880, 11072, 11764, 13600, 13840, 14705, 17300, 21760, 22144, 23528, 27200, 27680, 29410, 34600, 44288, 47056, 54400, 55360, 58820, 69200, 73525, 94112, 108800, 110720, 117640, 138400, 147050, 188224, 221440, 235280, 276800, 294100, 376448, 470560, 553600, 588200, 752896, 941120, 1107200, 1176400, 1882240, 2352800, 3764480, 4705600, 9411200, 18822400]

約数ペア:

[(1, 18822400), (2, 9411200), (4, 4705600), (5, 3764480), (8, 2352800), (10, 1882240), (16, 1176400), (17, 1107200), (20, 941120), (25, 752896), (32, 588200), (34, 553600), (40, 470560), (50, 376448), (64, 294100), (68, 276800), (80, 235280), (85, 221440), (100, 188224), (128, 147050), (136, 138400), (160, 117640), (170, 110720), (173, 108800), (200, 94112), (256, 73525), (272, 69200), (320, 58820), (340, 55360), (346, 54400), (400, 47056), (425, 44288), (544, 34600), (640, 29410), (680, 27680), (692, 27200), (800, 23528), (850, 22144), (865, 21760), (1088, 17300), (1280, 14705), (1360, 13840), (1384, 13600), (1600, 11764), (1700, 11072), (1730, 10880), (2176, 8650), (2720, 6920), (2768, 6800), (2941, 6400), (3200, 5882), (3400, 5536), (3460, 5440), (4325, 4352)]