99720800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4021}}^1$

素因数の和:4072

約数の個数: 72

約数和(自身を含む): 251358912

約数和(自身を除く): 151638112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1550, 2480, 3100, 4021, 4960, 6200, 8042, 12400, 16084, 20105, 24800, 32168, 40210, 64336, 80420, 100525, 124651, 128672, 160840, 201050, 249302, 321680, 402100, 498604, 623255, 643360, 804200, 997208, 1246510, 1608400, 1994416, 2493020, 3116275, 3216800, 3988832, 4986040, 6232550, 9972080, 12465100, 19944160, 24930200, 49860400, 99720800]

約数ペア:

[(1, 99720800), (2, 49860400), (4, 24930200), (5, 19944160), (8, 12465100), (10, 9972080), (16, 6232550), (20, 4986040), (25, 3988832), (31, 3216800), (32, 3116275), (40, 2493020), (50, 1994416), (62, 1608400), (80, 1246510), (100, 997208), (124, 804200), (155, 643360), (160, 623255), (200, 498604), (248, 402100), (310, 321680), (400, 249302), (496, 201050), (620, 160840), (775, 128672), (800, 124651), (992, 100525), (1240, 80420), (1550, 64336), (2480, 40210), (3100, 32168), (4021, 24800), (4960, 20105), (6200, 16084), (8042, 12400)]