55745440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11239}}^1$

素因数の和:11285

約数の個数: 48

約数和(自身を含む): 135959040

約数和(自身を除く): 80213600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 11239, 22478, 44956, 56195, 89912, 112390, 179824, 224780, 348409, 359648, 449560, 696818, 899120, 1393636, 1742045, 1798240, 2787272, 3484090, 5574544, 6968180, 11149088, 13936360, 27872720, 55745440]

約数ペア:

[(1, 55745440), (2, 27872720), (4, 13936360), (5, 11149088), (8, 6968180), (10, 5574544), (16, 3484090), (20, 2787272), (31, 1798240), (32, 1742045), (40, 1393636), (62, 899120), (80, 696818), (124, 449560), (155, 359648), (160, 348409), (248, 224780), (310, 179824), (496, 112390), (620, 89912), (992, 56195), (1240, 44956), (2480, 22478), (4960, 11239)]