206965590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4051}}^1$

素因数の和:4205

約数の個数: 64

約数和(自身を含む): 539142912

約数和(自身を除く): 332177322

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 131, 195, 262, 390, 393, 655, 786, 1310, 1703, 1965, 3406, 3930, 4051, 5109, 8102, 8515, 10218, 12153, 17030, 20255, 24306, 25545, 40510, 51090, 52663, 60765, 105326, 121530, 157989, 263315, 315978, 526630, 530681, 789945, 1061362, 1579890, 1592043, 2653405, 3184086, 5306810, 6898853, 7960215, 13797706, 15920430, 20696559, 34494265, 41393118, 68988530, 103482795, 206965590]

約数ペア:

[(1, 206965590), (2, 103482795), (3, 68988530), (5, 41393118), (6, 34494265), (10, 20696559), (13, 15920430), (15, 13797706), (26, 7960215), (30, 6898853), (39, 5306810), (65, 3184086), (78, 2653405), (130, 1592043), (131, 1579890), (195, 1061362), (262, 789945), (390, 530681), (393, 526630), (655, 315978), (786, 263315), (1310, 157989), (1703, 121530), (1965, 105326), (3406, 60765), (3930, 52663), (4051, 51090), (5109, 40510), (8102, 25545), (8515, 24306), (10218, 20255), (12153, 17030)]