80726790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1525

約数の個数: 64

約数和(自身を含む): 203415552

約数和(自身を除く): 122688762

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 61, 62, 93, 122, 155, 183, 186, 305, 310, 366, 465, 610, 915, 930, 1423, 1830, 1891, 2846, 3782, 4269, 5673, 7115, 8538, 9455, 11346, 14230, 18910, 21345, 28365, 42690, 44113, 56730, 86803, 88226, 132339, 173606, 220565, 260409, 264678, 434015, 441130, 520818, 661695, 868030, 1302045, 1323390, 2604090, 2690893, 5381786, 8072679, 13454465, 16145358, 26908930, 40363395, 80726790]

約数ペア:

[(1, 80726790), (2, 40363395), (3, 26908930), (5, 16145358), (6, 13454465), (10, 8072679), (15, 5381786), (30, 2690893), (31, 2604090), (61, 1323390), (62, 1302045), (93, 868030), (122, 661695), (155, 520818), (183, 441130), (186, 434015), (305, 264678), (310, 260409), (366, 220565), (465, 173606), (610, 132339), (915, 88226), (930, 86803), (1423, 56730), (1830, 44113), (1891, 42690), (2846, 28365), (3782, 21345), (4269, 18910), (5673, 14230), (7115, 11346), (8538, 9455)]