61918000

素因数分解:

$2^4\times 5^3\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:479

約数の個数: 80

約数和(自身を含む): 151927776

約数和(自身を除く): 90009776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 83, 100, 125, 166, 200, 250, 332, 373, 400, 415, 500, 664, 746, 830, 1000, 1328, 1492, 1660, 1865, 2000, 2075, 2984, 3320, 3730, 4150, 5968, 6640, 7460, 8300, 9325, 10375, 14920, 16600, 18650, 20750, 29840, 30959, 33200, 37300, 41500, 46625, 61918, 74600, 83000, 93250, 123836, 149200, 154795, 166000, 186500, 247672, 309590, 373000, 495344, 619180, 746000, 773975, 1238360, 1547950, 2476720, 3095900, 3869875, 6191800, 7739750, 12383600, 15479500, 30959000, 61918000]

約数ペア:

[(1, 61918000), (2, 30959000), (4, 15479500), (5, 12383600), (8, 7739750), (10, 6191800), (16, 3869875), (20, 3095900), (25, 2476720), (40, 1547950), (50, 1238360), (80, 773975), (83, 746000), (100, 619180), (125, 495344), (166, 373000), (200, 309590), (250, 247672), (332, 186500), (373, 166000), (400, 154795), (415, 149200), (500, 123836), (664, 93250), (746, 83000), (830, 74600), (1000, 61918), (1328, 46625), (1492, 41500), (1660, 37300), (1865, 33200), (2000, 30959), (2075, 29840), (2984, 20750), (3320, 18650), (3730, 16600), (4150, 14920), (5968, 10375), (6640, 9325), (7460, 8300)]