80530980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22003}}^1$

素因数の和:22076

約数の個数: 48

約数和(自身を含む): 229193664

約数和(自身を除く): 148662684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 22003, 44006, 66009, 88012, 110015, 132018, 220030, 264036, 330045, 440060, 660090, 1320180, 1342183, 2684366, 4026549, 5368732, 6710915, 8053098, 13421830, 16106196, 20132745, 26843660, 40265490, 80530980]

約数ペア:

[(1, 80530980), (2, 40265490), (3, 26843660), (4, 20132745), (5, 16106196), (6, 13421830), (10, 8053098), (12, 6710915), (15, 5368732), (20, 4026549), (30, 2684366), (60, 1342183), (61, 1320180), (122, 660090), (183, 440060), (244, 330045), (305, 264036), (366, 220030), (610, 132018), (732, 110015), (915, 88012), (1220, 66009), (1830, 44006), (3660, 22003)]