7980650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 16170840

約数和(自身を除く): 8190190

約数列:

[1, 2, 5, 10, 17, 25, 34, 41, 50, 82, 85, 170, 205, 229, 410, 425, 458, 697, 850, 1025, 1145, 1394, 2050, 2290, 3485, 3893, 5725, 6970, 7786, 9389, 11450, 17425, 18778, 19465, 34850, 38930, 46945, 93890, 97325, 159613, 194650, 234725, 319226, 469450, 798065, 1596130, 3990325, 7980650]

約数ペア:

[(1, 7980650), (2, 3990325), (5, 1596130), (10, 798065), (17, 469450), (25, 319226), (34, 234725), (41, 194650), (50, 159613), (82, 97325), (85, 93890), (170, 46945), (205, 38930), (229, 34850), (410, 19465), (425, 18778), (458, 17425), (697, 11450), (850, 9389), (1025, 7786), (1145, 6970), (1394, 5725), (2050, 3893), (2290, 3485)]