127910380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:755

約数の個数: 96

約数和(自身を含む): 313879104

約数和(自身を除く): 185968724

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 43, 52, 65, 68, 85, 86, 130, 170, 172, 215, 221, 260, 340, 430, 442, 559, 673, 731, 860, 884, 1105, 1118, 1346, 1462, 2210, 2236, 2692, 2795, 2924, 3365, 3655, 4420, 5590, 6730, 7310, 8749, 9503, 11180, 11441, 13460, 14620, 17498, 19006, 22882, 28939, 34996, 38012, 43745, 45764, 47515, 57205, 57878, 87490, 95030, 114410, 115756, 144695, 148733, 174980, 190060, 228820, 289390, 297466, 376207, 491963, 578780, 594932, 743665, 752414, 983926, 1487330, 1504828, 1881035, 1967852, 2459815, 2974660, 3762070, 4919630, 6395519, 7524140, 9839260, 12791038, 25582076, 31977595, 63955190, 127910380]

約数ペア:

[(1, 127910380), (2, 63955190), (4, 31977595), (5, 25582076), (10, 12791038), (13, 9839260), (17, 7524140), (20, 6395519), (26, 4919630), (34, 3762070), (43, 2974660), (52, 2459815), (65, 1967852), (68, 1881035), (85, 1504828), (86, 1487330), (130, 983926), (170, 752414), (172, 743665), (215, 594932), (221, 578780), (260, 491963), (340, 376207), (430, 297466), (442, 289390), (559, 228820), (673, 190060), (731, 174980), (860, 148733), (884, 144695), (1105, 115756), (1118, 114410), (1346, 95030), (1462, 87490), (2210, 57878), (2236, 57205), (2692, 47515), (2795, 45764), (2924, 43745), (3365, 38012), (3655, 34996), (4420, 28939), (5590, 22882), (6730, 19006), (7310, 17498), (8749, 14620), (9503, 13460), (11180, 11441)]