148814020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{571}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 318846528

約数和(自身を除く): 170032508

約数列:

[1, 2, 4, 5, 10, 20, 83, 157, 166, 314, 332, 415, 571, 628, 785, 830, 1142, 1570, 1660, 2284, 2855, 3140, 5710, 11420, 13031, 26062, 47393, 52124, 65155, 89647, 94786, 130310, 179294, 189572, 236965, 260620, 358588, 448235, 473930, 896470, 947860, 1792940, 7440701, 14881402, 29762804, 37203505, 74407010, 148814020]

約数ペア:

[(1, 148814020), (2, 74407010), (4, 37203505), (5, 29762804), (10, 14881402), (20, 7440701), (83, 1792940), (157, 947860), (166, 896470), (314, 473930), (332, 448235), (415, 358588), (571, 260620), (628, 236965), (785, 189572), (830, 179294), (1142, 130310), (1570, 94786), (1660, 89647), (2284, 65155), (2855, 52124), (3140, 47393), (5710, 26062), (11420, 13031)]