520020650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{1667}}^1$

素因数の和:2063

約数の個数: 48

約数和(自身を含む): 1027541376

約数和(自身を除く): 507520726

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 367, 425, 734, 850, 1667, 1835, 3334, 3670, 6239, 8335, 9175, 12478, 16670, 18350, 28339, 31195, 41675, 56678, 62390, 83350, 141695, 155975, 283390, 311950, 611789, 708475, 1223578, 1416950, 3058945, 6117890, 10400413, 15294725, 20800826, 30589450, 52002065, 104004130, 260010325, 520020650]

約数ペア:

[(1, 520020650), (2, 260010325), (5, 104004130), (10, 52002065), (17, 30589450), (25, 20800826), (34, 15294725), (50, 10400413), (85, 6117890), (170, 3058945), (367, 1416950), (425, 1223578), (734, 708475), (850, 611789), (1667, 311950), (1835, 283390), (3334, 155975), (3670, 141695), (6239, 83350), (8335, 62390), (9175, 56678), (12478, 41675), (16670, 31195), (18350, 28339)]