221566150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4801}}^1$

素因数の和:4897

約数の個数: 48

約数和(自身を含む): 450158688

約数和(自身を除く): 228592538

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 325, 355, 650, 710, 923, 1775, 1846, 3550, 4615, 4801, 9230, 9602, 23075, 24005, 46150, 48010, 62413, 120025, 124826, 240050, 312065, 340871, 624130, 681742, 1560325, 1704355, 3120650, 3408710, 4431323, 8521775, 8862646, 17043550, 22156615, 44313230, 110783075, 221566150]

約数ペア:

[(1, 221566150), (2, 110783075), (5, 44313230), (10, 22156615), (13, 17043550), (25, 8862646), (26, 8521775), (50, 4431323), (65, 3408710), (71, 3120650), (130, 1704355), (142, 1560325), (325, 681742), (355, 624130), (650, 340871), (710, 312065), (923, 240050), (1775, 124826), (1846, 120025), (3550, 62413), (4615, 48010), (4801, 46150), (9230, 24005), (9602, 23075)]