64379420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 162449280

約数和(自身を除く): 98069860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 101, 116, 140, 145, 157, 202, 203, 290, 314, 404, 406, 505, 580, 628, 707, 785, 812, 1010, 1015, 1099, 1414, 1570, 2020, 2030, 2198, 2828, 2929, 3140, 3535, 4060, 4396, 4553, 5495, 5858, 7070, 9106, 10990, 11716, 14140, 14645, 15857, 18212, 20503, 21980, 22765, 29290, 31714, 31871, 41006, 45530, 58580, 63428, 63742, 79285, 82012, 91060, 102515, 110999, 127484, 158570, 159355, 205030, 221998, 317140, 318710, 410060, 443996, 459853, 554995, 637420, 919706, 1109990, 1839412, 2219980, 2299265, 3218971, 4598530, 6437942, 9197060, 12875884, 16094855, 32189710, 64379420]

約数ペア:

[(1, 64379420), (2, 32189710), (4, 16094855), (5, 12875884), (7, 9197060), (10, 6437942), (14, 4598530), (20, 3218971), (28, 2299265), (29, 2219980), (35, 1839412), (58, 1109990), (70, 919706), (101, 637420), (116, 554995), (140, 459853), (145, 443996), (157, 410060), (202, 318710), (203, 317140), (290, 221998), (314, 205030), (404, 159355), (406, 158570), (505, 127484), (580, 110999), (628, 102515), (707, 91060), (785, 82012), (812, 79285), (1010, 63742), (1015, 63428), (1099, 58580), (1414, 45530), (1570, 41006), (2020, 31871), (2030, 31714), (2198, 29290), (2828, 22765), (2929, 21980), (3140, 20503), (3535, 18212), (4060, 15857), (4396, 14645), (4553, 14140), (5495, 11716), (5858, 10990), (7070, 9106)]