87600880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 214495200

約数和(自身を除く): 126894320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 61, 80, 116, 122, 145, 232, 244, 290, 305, 464, 488, 580, 610, 619, 976, 1160, 1220, 1238, 1769, 2320, 2440, 2476, 3095, 3538, 4880, 4952, 6190, 7076, 8845, 9904, 12380, 14152, 17690, 17951, 24760, 28304, 35380, 35902, 37759, 49520, 70760, 71804, 75518, 89755, 141520, 143608, 151036, 179510, 188795, 287216, 302072, 359020, 377590, 604144, 718040, 755180, 1095011, 1436080, 1510360, 2190022, 3020720, 4380044, 5475055, 8760088, 10950110, 17520176, 21900220, 43800440, 87600880]

約数ペア:

[(1, 87600880), (2, 43800440), (4, 21900220), (5, 17520176), (8, 10950110), (10, 8760088), (16, 5475055), (20, 4380044), (29, 3020720), (40, 2190022), (58, 1510360), (61, 1436080), (80, 1095011), (116, 755180), (122, 718040), (145, 604144), (232, 377590), (244, 359020), (290, 302072), (305, 287216), (464, 188795), (488, 179510), (580, 151036), (610, 143608), (619, 141520), (976, 89755), (1160, 75518), (1220, 71804), (1238, 70760), (1769, 49520), (2320, 37759), (2440, 35902), (2476, 35380), (3095, 28304), (3538, 24760), (4880, 17951), (4952, 17690), (6190, 14152), (7076, 12380), (8845, 9904)]