99689860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1993}}^1$

素因数の和:2104

約数の個数: 48

約数和(自身を含む): 218079792

約数和(自身を除く): 118389932

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 1993, 2501, 3986, 5002, 7972, 9965, 10004, 12505, 19930, 25010, 39860, 50020, 81713, 121573, 163426, 243146, 326852, 408565, 486292, 607865, 817130, 1215730, 1634260, 2431460, 4984493, 9968986, 19937972, 24922465, 49844930, 99689860]

約数ペア:

[(1, 99689860), (2, 49844930), (4, 24922465), (5, 19937972), (10, 9968986), (20, 4984493), (41, 2431460), (61, 1634260), (82, 1215730), (122, 817130), (164, 607865), (205, 486292), (244, 408565), (305, 326852), (410, 243146), (610, 163426), (820, 121573), (1220, 81713), (1993, 50020), (2501, 39860), (3986, 25010), (5002, 19930), (7972, 12505), (9965, 10004)]