128519550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{285599}}^1$

素因数の和:285617

約数の個数: 36

約数和(自身を含む): 345290400

約数和(自身を除く): 216770850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 285599, 571198, 856797, 1427995, 1713594, 2570391, 2855990, 4283985, 5140782, 7139975, 8567970, 12851955, 14279950, 21419925, 25703910, 42839850, 64259775, 128519550]

約数ペア:

[(1, 128519550), (2, 64259775), (3, 42839850), (5, 25703910), (6, 21419925), (9, 14279950), (10, 12851955), (15, 8567970), (18, 7139975), (25, 5140782), (30, 4283985), (45, 2855990), (50, 2570391), (75, 1713594), (90, 1427995), (150, 856797), (225, 571198), (450, 285599)]