78844300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1$

素因数の和:2491

約数の個数: 72

約数和(自身を含む): 190769040

約数和(自身を除く): 111924740

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 323, 340, 380, 425, 475, 646, 850, 950, 1292, 1615, 1700, 1900, 2441, 3230, 4882, 6460, 8075, 9764, 12205, 16150, 24410, 32300, 41497, 46379, 48820, 61025, 82994, 92758, 122050, 165988, 185516, 207485, 231895, 244100, 414970, 463790, 788443, 829940, 927580, 1037425, 1159475, 1576886, 2074850, 2318950, 3153772, 3942215, 4149700, 4637900, 7884430, 15768860, 19711075, 39422150, 78844300]

約数ペア:

[(1, 78844300), (2, 39422150), (4, 19711075), (5, 15768860), (10, 7884430), (17, 4637900), (19, 4149700), (20, 3942215), (25, 3153772), (34, 2318950), (38, 2074850), (50, 1576886), (68, 1159475), (76, 1037425), (85, 927580), (95, 829940), (100, 788443), (170, 463790), (190, 414970), (323, 244100), (340, 231895), (380, 207485), (425, 185516), (475, 165988), (646, 122050), (850, 92758), (950, 82994), (1292, 61025), (1615, 48820), (1700, 46379), (1900, 41497), (2441, 32300), (3230, 24410), (4882, 16150), (6460, 12205), (8075, 9764)]