28081950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{14401}}^1$

素因数の和:14429

約数の個数: 48

約数和(自身を含む): 75005616

約数和(自身を除く): 46923666

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 14401, 28802, 43203, 72005, 86406, 144010, 187213, 216015, 360025, 374426, 432030, 561639, 720050, 936065, 1080075, 1123278, 1872130, 2160150, 2808195, 4680325, 5616390, 9360650, 14040975, 28081950]

約数ペア:

[(1, 28081950), (2, 14040975), (3, 9360650), (5, 5616390), (6, 4680325), (10, 2808195), (13, 2160150), (15, 1872130), (25, 1123278), (26, 1080075), (30, 936065), (39, 720050), (50, 561639), (65, 432030), (75, 374426), (78, 360025), (130, 216015), (150, 187213), (195, 144010), (325, 86406), (390, 72005), (650, 43203), (975, 28802), (1950, 14401)]