40150000

素因数分解:

$2^4\times 5^5\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 107524368

約数和(自身を除く): 67374368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 73, 80, 88, 100, 110, 125, 146, 176, 200, 220, 250, 275, 292, 365, 400, 440, 500, 550, 584, 625, 730, 803, 880, 1000, 1100, 1168, 1250, 1375, 1460, 1606, 1825, 2000, 2200, 2500, 2750, 2920, 3125, 3212, 3650, 4015, 4400, 5000, 5500, 5840, 6250, 6424, 6875, 7300, 8030, 9125, 10000, 11000, 12500, 12848, 13750, 14600, 16060, 18250, 20075, 22000, 25000, 27500, 29200, 32120, 34375, 36500, 40150, 45625, 50000, 55000, 64240, 68750, 73000, 80300, 91250, 100375, 110000, 137500, 146000, 160600, 182500, 200750, 228125, 275000, 321200, 365000, 401500, 456250, 501875, 550000, 730000, 803000, 912500, 1003750, 1606000, 1825000, 2007500, 2509375, 3650000, 4015000, 5018750, 8030000, 10037500, 20075000, 40150000]

約数ペア:

[(1, 40150000), (2, 20075000), (4, 10037500), (5, 8030000), (8, 5018750), (10, 4015000), (11, 3650000), (16, 2509375), (20, 2007500), (22, 1825000), (25, 1606000), (40, 1003750), (44, 912500), (50, 803000), (55, 730000), (73, 550000), (80, 501875), (88, 456250), (100, 401500), (110, 365000), (125, 321200), (146, 275000), (176, 228125), (200, 200750), (220, 182500), (250, 160600), (275, 146000), (292, 137500), (365, 110000), (400, 100375), (440, 91250), (500, 80300), (550, 73000), (584, 68750), (625, 64240), (730, 55000), (803, 50000), (880, 45625), (1000, 40150), (1100, 36500), (1168, 34375), (1250, 32120), (1375, 29200), (1460, 27500), (1606, 25000), (1825, 22000), (2000, 20075), (2200, 18250), (2500, 16060), (2750, 14600), (2920, 13750), (3125, 12848), (3212, 12500), (3650, 11000), (4015, 10000), (4400, 9125), (5000, 8030), (5500, 7300), (5840, 6875), (6250, 6424)]