80869500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{17971}}^1$

素因数の和:17996

約数の個数: 72

約数和(自身を含む): 255130512

約数和(自身を除く): 174261012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 17971, 35942, 53913, 71884, 89855, 107826, 161739, 179710, 215652, 269565, 323478, 359420, 449275, 539130, 646956, 808695, 898550, 1078260, 1347825, 1617390, 1797100, 2246375, 2695650, 3234780, 4043475, 4492750, 5391300, 6739125, 8086950, 8985500, 13478250, 16173900, 20217375, 26956500, 40434750, 80869500]

約数ペア:

[(1, 80869500), (2, 40434750), (3, 26956500), (4, 20217375), (5, 16173900), (6, 13478250), (9, 8985500), (10, 8086950), (12, 6739125), (15, 5391300), (18, 4492750), (20, 4043475), (25, 3234780), (30, 2695650), (36, 2246375), (45, 1797100), (50, 1617390), (60, 1347825), (75, 1078260), (90, 898550), (100, 808695), (125, 646956), (150, 539130), (180, 449275), (225, 359420), (250, 323478), (300, 269565), (375, 215652), (450, 179710), (500, 161739), (750, 107826), (900, 89855), (1125, 71884), (1500, 53913), (2250, 35942), (4500, 17971)]