19950900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{911}}^1$

素因数の和:1001

約数の個数: 72

約数和(自身を含む): 58579584

約数和(自身を除く): 38628684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 73, 75, 100, 146, 150, 219, 292, 300, 365, 438, 730, 876, 911, 1095, 1460, 1822, 1825, 2190, 2733, 3644, 3650, 4380, 4555, 5466, 5475, 7300, 9110, 10932, 10950, 13665, 18220, 21900, 22775, 27330, 45550, 54660, 66503, 68325, 91100, 133006, 136650, 199509, 266012, 273300, 332515, 399018, 665030, 798036, 997545, 1330060, 1662575, 1995090, 3325150, 3990180, 4987725, 6650300, 9975450, 19950900]

約数ペア:

[(1, 19950900), (2, 9975450), (3, 6650300), (4, 4987725), (5, 3990180), (6, 3325150), (10, 1995090), (12, 1662575), (15, 1330060), (20, 997545), (25, 798036), (30, 665030), (50, 399018), (60, 332515), (73, 273300), (75, 266012), (100, 199509), (146, 136650), (150, 133006), (219, 91100), (292, 68325), (300, 66503), (365, 54660), (438, 45550), (730, 27330), (876, 22775), (911, 21900), (1095, 18220), (1460, 13665), (1822, 10950), (1825, 10932), (2190, 9110), (2733, 7300), (3644, 5475), (3650, 5466), (4380, 4555)]