87573760

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2259

約数の個数: 72

約数和(自身を含む): 216631296

約数和(自身を除く): 129057536

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, 620, 640, 992, 1240, 1280, 1984, 2207, 2480, 3968, 4414, 4960, 7936, 8828, 9920, 11035, 17656, 19840, 22070, 35312, 39680, 44140, 68417, 70624, 88280, 136834, 141248, 176560, 273668, 282496, 342085, 353120, 547336, 564992, 684170, 706240, 1094672, 1368340, 1412480, 2189344, 2736680, 2824960, 4378688, 5473360, 8757376, 10946720, 17514752, 21893440, 43786880, 87573760]

約数ペア:

[(1, 87573760), (2, 43786880), (4, 21893440), (5, 17514752), (8, 10946720), (10, 8757376), (16, 5473360), (20, 4378688), (31, 2824960), (32, 2736680), (40, 2189344), (62, 1412480), (64, 1368340), (80, 1094672), (124, 706240), (128, 684170), (155, 564992), (160, 547336), (248, 353120), (256, 342085), (310, 282496), (320, 273668), (496, 176560), (620, 141248), (640, 136834), (992, 88280), (1240, 70624), (1280, 68417), (1984, 44140), (2207, 39680), (2480, 35312), (3968, 22070), (4414, 19840), (4960, 17656), (7936, 11035), (8828, 9920)]