59998990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2399}}^1$

素因数の和:2508

約数の個数: 32

約数和(自身を含む): 112492800

約数和(自身を除く): 52493810

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 205, 305, 410, 610, 2399, 2501, 4798, 5002, 11995, 12505, 23990, 25010, 98359, 146339, 196718, 292678, 491795, 731695, 983590, 1463390, 5999899, 11999798, 29999495, 59998990]

約数ペア:

[(1, 59998990), (2, 29999495), (5, 11999798), (10, 5999899), (41, 1463390), (61, 983590), (82, 731695), (122, 491795), (205, 292678), (305, 196718), (410, 146339), (610, 98359), (2399, 25010), (2501, 23990), (4798, 12505), (5002, 11995)]