20131861875

素因数分解:

$3^1\times 5^4\times {\mathrm{37}}^1\times {\mathrm{290189}}^1$

素因数の和:290249

約数の個数: 40

約数和(自身を含む): 34449035280

約数和(自身を除く): 14317173405

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 185, 375, 555, 625, 925, 1875, 2775, 4625, 13875, 23125, 69375, 290189, 870567, 1450945, 4352835, 7254725, 10736993, 21764175, 32210979, 36273625, 53684965, 108820875, 161054895, 181368125, 268424825, 544104375, 805274475, 1342124125, 4026372375, 6710620625, 20131861875]

約数ペア:

[(1, 20131861875), (3, 6710620625), (5, 4026372375), (15, 1342124125), (25, 805274475), (37, 544104375), (75, 268424825), (111, 181368125), (125, 161054895), (185, 108820875), (375, 53684965), (555, 36273625), (625, 32210979), (925, 21764175), (1875, 10736993), (2775, 7254725), (4625, 4352835), (13875, 1450945), (23125, 870567), (69375, 290189)]