173965220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{4679}}^1$

素因数の和:4725

約数の個数: 72

約数和(自身を含む): 431645760

約数和(自身を除く): 257680540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1859, 2860, 3380, 3718, 4679, 7436, 9295, 9358, 18590, 18716, 23395, 37180, 46790, 51469, 60827, 93580, 102938, 121654, 205876, 243308, 257345, 304135, 514690, 608270, 669097, 790751, 1029380, 1216540, 1338194, 1581502, 2676388, 3163004, 3345485, 3953755, 6690970, 7907510, 8698261, 13381940, 15815020, 17396522, 34793044, 43491305, 86982610, 173965220]

約数ペア:

[(1, 173965220), (2, 86982610), (4, 43491305), (5, 34793044), (10, 17396522), (11, 15815020), (13, 13381940), (20, 8698261), (22, 7907510), (26, 6690970), (44, 3953755), (52, 3345485), (55, 3163004), (65, 2676388), (110, 1581502), (130, 1338194), (143, 1216540), (169, 1029380), (220, 790751), (260, 669097), (286, 608270), (338, 514690), (572, 304135), (676, 257345), (715, 243308), (845, 205876), (1430, 121654), (1690, 102938), (1859, 93580), (2860, 60827), (3380, 51469), (3718, 46790), (4679, 37180), (7436, 23395), (9295, 18716), (9358, 18590)]