55802480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22501}}^1$

素因数の和:22545

約数の個数: 40

約数和(自身を含む): 133931904

約数和(自身を除く): 78129424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 22501, 45002, 90004, 112505, 180008, 225010, 360016, 450020, 697531, 900040, 1395062, 1800080, 2790124, 3487655, 5580248, 6975310, 11160496, 13950620, 27901240, 55802480]

約数ペア:

[(1, 55802480), (2, 27901240), (4, 13950620), (5, 11160496), (8, 6975310), (10, 5580248), (16, 3487655), (20, 2790124), (31, 1800080), (40, 1395062), (62, 900040), (80, 697531), (124, 450020), (155, 360016), (248, 225010), (310, 180008), (496, 112505), (620, 90004), (1240, 45002), (2480, 22501)]