52773980

素因数分解:

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

素因数の和:201

約数の個数: 72

約数和(自身を含む): 130118688

約数和(自身を除く): 77344708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 314, 343, 490, 628, 686, 785, 980, 1099, 1372, 1570, 1715, 2198, 2401, 3140, 3430, 4396, 4802, 5495, 6860, 7693, 9604, 10990, 12005, 15386, 16807, 21980, 24010, 30772, 33614, 38465, 48020, 53851, 67228, 76930, 84035, 107702, 153860, 168070, 215404, 269255, 336140, 376957, 538510, 753914, 1077020, 1507828, 1884785, 2638699, 3769570, 5277398, 7539140, 10554796, 13193495, 26386990, 52773980]

約数ペア:

[(1, 52773980), (2, 26386990), (4, 13193495), (5, 10554796), (7, 7539140), (10, 5277398), (14, 3769570), (20, 2638699), (28, 1884785), (35, 1507828), (49, 1077020), (70, 753914), (98, 538510), (140, 376957), (157, 336140), (196, 269255), (245, 215404), (314, 168070), (343, 153860), (490, 107702), (628, 84035), (686, 76930), (785, 67228), (980, 53851), (1099, 48020), (1372, 38465), (1570, 33614), (1715, 30772), (2198, 24010), (2401, 21980), (3140, 16807), (3430, 15386), (4396, 12005), (4802, 10990), (5495, 9604), (6860, 7693)]