98580880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20201}}^1$

素因数の和:20275

約数の個数: 40

約数和(自身を含む): 232969464

約数和(自身を除く): 134388584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 20201, 40402, 80804, 101005, 161608, 202010, 323216, 404020, 808040, 1232261, 1616080, 2464522, 4929044, 6161305, 9858088, 12322610, 19716176, 24645220, 49290440, 98580880]

約数ペア:

[(1, 98580880), (2, 49290440), (4, 24645220), (5, 19716176), (8, 12322610), (10, 9858088), (16, 6161305), (20, 4929044), (40, 2464522), (61, 1616080), (80, 1232261), (122, 808040), (244, 404020), (305, 323216), (488, 202010), (610, 161608), (976, 101005), (1220, 80804), (2440, 40402), (4880, 20201)]