51978850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:640

約数の個数: 96

約数和(自身を含む): 125991936

約数和(自身を除く): 74013086

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 25, 35, 46, 50, 55, 70, 77, 110, 115, 154, 161, 175, 230, 253, 275, 322, 350, 385, 506, 550, 575, 587, 770, 805, 1150, 1174, 1265, 1610, 1771, 1925, 2530, 2935, 3542, 3850, 4025, 4109, 5870, 6325, 6457, 8050, 8218, 8855, 12650, 12914, 13501, 14675, 17710, 20545, 27002, 29350, 32285, 41090, 44275, 45199, 64570, 67505, 88550, 90398, 94507, 102725, 135010, 148511, 161425, 189014, 205450, 225995, 297022, 322850, 337525, 451990, 472535, 675050, 742555, 945070, 1039577, 1129975, 1485110, 2079154, 2259950, 2362675, 3712775, 4725350, 5197885, 7425550, 10395770, 25989425, 51978850]

約数ペア:

[(1, 51978850), (2, 25989425), (5, 10395770), (7, 7425550), (10, 5197885), (11, 4725350), (14, 3712775), (22, 2362675), (23, 2259950), (25, 2079154), (35, 1485110), (46, 1129975), (50, 1039577), (55, 945070), (70, 742555), (77, 675050), (110, 472535), (115, 451990), (154, 337525), (161, 322850), (175, 297022), (230, 225995), (253, 205450), (275, 189014), (322, 161425), (350, 148511), (385, 135010), (506, 102725), (550, 94507), (575, 90398), (587, 88550), (770, 67505), (805, 64570), (1150, 45199), (1174, 44275), (1265, 41090), (1610, 32285), (1771, 29350), (1925, 27002), (2530, 20545), (2935, 17710), (3542, 14675), (3850, 13501), (4025, 12914), (4109, 12650), (5870, 8855), (6325, 8218), (6457, 8050)]