150009980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2999}}^1$

素因数の和:3110

約数の個数: 48

約数和(自身を含む): 328104000

約数和(自身を除く): 178094020

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 2501, 2999, 5002, 5998, 10004, 11996, 12505, 14995, 25010, 29990, 50020, 59980, 122959, 182939, 245918, 365878, 491836, 614795, 731756, 914695, 1229590, 1829390, 2459180, 3658780, 7500499, 15000998, 30001996, 37502495, 75004990, 150009980]

約数ペア:

[(1, 150009980), (2, 75004990), (4, 37502495), (5, 30001996), (10, 15000998), (20, 7500499), (41, 3658780), (61, 2459180), (82, 1829390), (122, 1229590), (164, 914695), (205, 731756), (244, 614795), (305, 491836), (410, 365878), (610, 245918), (820, 182939), (1220, 122959), (2501, 59980), (2999, 50020), (5002, 29990), (5998, 25010), (10004, 14995), (11996, 12505)]