88798880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17903}}^1$

素因数の和:17949

約数の個数: 48

約数和(自身を含む): 216566784

約数和(自身を除く): 127767904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 17903, 35806, 71612, 89515, 143224, 179030, 286448, 358060, 554993, 572896, 716120, 1109986, 1432240, 2219972, 2774965, 2864480, 4439944, 5549930, 8879888, 11099860, 17759776, 22199720, 44399440, 88798880]

約数ペア:

[(1, 88798880), (2, 44399440), (4, 22199720), (5, 17759776), (8, 11099860), (10, 8879888), (16, 5549930), (20, 4439944), (31, 2864480), (32, 2774965), (40, 2219972), (62, 1432240), (80, 1109986), (124, 716120), (155, 572896), (160, 554993), (248, 358060), (310, 286448), (496, 179030), (620, 143224), (992, 89515), (1240, 71612), (2480, 35806), (4960, 17903)]