201383440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81203}}^1$

素因数の和:81247

約数の個数: 40

約数和(自身を含む): 483326208

約数和(自身を除く): 281942768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 81203, 162406, 324812, 406015, 649624, 812030, 1299248, 1624060, 2517293, 3248120, 5034586, 6496240, 10069172, 12586465, 20138344, 25172930, 40276688, 50345860, 100691720, 201383440]

約数ペア:

[(1, 201383440), (2, 100691720), (4, 50345860), (5, 40276688), (8, 25172930), (10, 20138344), (16, 12586465), (20, 10069172), (31, 6496240), (40, 5034586), (62, 3248120), (80, 2517293), (124, 1624060), (155, 1299248), (248, 812030), (310, 649624), (496, 406015), (620, 324812), (1240, 162406), (2480, 81203)]