87377840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3203}}^1$

素因数の和:3258

約数の個数: 80

約数和(自身を含む): 228842496

約数和(自身を除く): 141464656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3203, 3410, 5456, 6406, 6820, 12812, 13640, 16015, 25624, 27280, 32030, 35233, 51248, 64060, 70466, 99293, 128120, 140932, 176165, 198586, 256240, 281864, 352330, 397172, 496465, 563728, 704660, 794344, 992930, 1092223, 1409320, 1588688, 1985860, 2184446, 2818640, 3971720, 4368892, 5461115, 7943440, 8737784, 10922230, 17475568, 21844460, 43688920, 87377840]

約数ペア:

[(1, 87377840), (2, 43688920), (4, 21844460), (5, 17475568), (8, 10922230), (10, 8737784), (11, 7943440), (16, 5461115), (20, 4368892), (22, 3971720), (31, 2818640), (40, 2184446), (44, 1985860), (55, 1588688), (62, 1409320), (80, 1092223), (88, 992930), (110, 794344), (124, 704660), (155, 563728), (176, 496465), (220, 397172), (248, 352330), (310, 281864), (341, 256240), (440, 198586), (496, 176165), (620, 140932), (682, 128120), (880, 99293), (1240, 70466), (1364, 64060), (1705, 51248), (2480, 35233), (2728, 32030), (3203, 27280), (3410, 25624), (5456, 16015), (6406, 13640), (6820, 12812)]