64850580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21193}}^1$

素因数の和:21225

約数の個数: 72

約数和(自身を含む): 208294632

約数和(自身を除く): 143444052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21193, 42386, 63579, 84772, 105965, 127158, 190737, 211930, 254316, 317895, 360281, 381474, 423860, 635790, 720562, 762948, 953685, 1080843, 1271580, 1441124, 1801405, 1907370, 2161686, 3242529, 3602810, 3814740, 4323372, 5404215, 6485058, 7205620, 10808430, 12970116, 16212645, 21616860, 32425290, 64850580]

約数ペア:

[(1, 64850580), (2, 32425290), (3, 21616860), (4, 16212645), (5, 12970116), (6, 10808430), (9, 7205620), (10, 6485058), (12, 5404215), (15, 4323372), (17, 3814740), (18, 3602810), (20, 3242529), (30, 2161686), (34, 1907370), (36, 1801405), (45, 1441124), (51, 1271580), (60, 1080843), (68, 953685), (85, 762948), (90, 720562), (102, 635790), (153, 423860), (170, 381474), (180, 360281), (204, 317895), (255, 254316), (306, 211930), (340, 190737), (510, 127158), (612, 105965), (765, 84772), (1020, 63579), (1530, 42386), (3060, 21193)]