70812400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 182666880

約数和(自身を除く): 111854480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 43, 46, 50, 80, 86, 92, 100, 115, 172, 179, 184, 200, 215, 230, 344, 358, 368, 400, 430, 460, 575, 688, 716, 860, 895, 920, 989, 1075, 1150, 1432, 1720, 1790, 1840, 1978, 2150, 2300, 2864, 3440, 3580, 3956, 4117, 4300, 4475, 4600, 4945, 7160, 7697, 7912, 8234, 8600, 8950, 9200, 9890, 14320, 15394, 15824, 16468, 17200, 17900, 19780, 20585, 24725, 30788, 32936, 35800, 38485, 39560, 41170, 49450, 61576, 65872, 71600, 76970, 79120, 82340, 98900, 102925, 123152, 153940, 164680, 177031, 192425, 197800, 205850, 307880, 329360, 354062, 384850, 395600, 411700, 615760, 708124, 769700, 823400, 885155, 1416248, 1539400, 1646800, 1770310, 2832496, 3078800, 3540620, 4425775, 7081240, 8851550, 14162480, 17703100, 35406200, 70812400]

約数ペア:

[(1, 70812400), (2, 35406200), (4, 17703100), (5, 14162480), (8, 8851550), (10, 7081240), (16, 4425775), (20, 3540620), (23, 3078800), (25, 2832496), (40, 1770310), (43, 1646800), (46, 1539400), (50, 1416248), (80, 885155), (86, 823400), (92, 769700), (100, 708124), (115, 615760), (172, 411700), (179, 395600), (184, 384850), (200, 354062), (215, 329360), (230, 307880), (344, 205850), (358, 197800), (368, 192425), (400, 177031), (430, 164680), (460, 153940), (575, 123152), (688, 102925), (716, 98900), (860, 82340), (895, 79120), (920, 76970), (989, 71600), (1075, 65872), (1150, 61576), (1432, 49450), (1720, 41170), (1790, 39560), (1840, 38485), (1978, 35800), (2150, 32936), (2300, 30788), (2864, 24725), (3440, 20585), (3580, 19780), (3956, 17900), (4117, 17200), (4300, 16468), (4475, 15824), (4600, 15394), (4945, 14320), (7160, 9890), (7697, 9200), (7912, 8950), (8234, 8600)]