49148580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 154211904

約数和(自身を除く): 105063324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 111, 130, 131, 148, 156, 169, 185, 195, 222, 260, 262, 338, 370, 390, 393, 444, 481, 507, 524, 555, 655, 676, 740, 780, 786, 845, 962, 1014, 1110, 1310, 1443, 1572, 1690, 1703, 1924, 1965, 2028, 2220, 2405, 2535, 2620, 2886, 3380, 3406, 3930, 4810, 4847, 5070, 5109, 5772, 6253, 6812, 7215, 7860, 8515, 9620, 9694, 10140, 10218, 12506, 14430, 14541, 17030, 18759, 19388, 20436, 22139, 24235, 25012, 25545, 28860, 29082, 31265, 34060, 37518, 44278, 48470, 51090, 58164, 62530, 63011, 66417, 72705, 75036, 88556, 93795, 96940, 102180, 110695, 125060, 126022, 132834, 145410, 187590, 189033, 221390, 252044, 265668, 290820, 315055, 332085, 375180, 378066, 442780, 630110, 664170, 756132, 819143, 945165, 1260220, 1328340, 1638286, 1890330, 2457429, 3276572, 3780660, 4095715, 4914858, 8191430, 9829716, 12287145, 16382860, 24574290, 49148580]

約数ペア:

[(1, 49148580), (2, 24574290), (3, 16382860), (4, 12287145), (5, 9829716), (6, 8191430), (10, 4914858), (12, 4095715), (13, 3780660), (15, 3276572), (20, 2457429), (26, 1890330), (30, 1638286), (37, 1328340), (39, 1260220), (52, 945165), (60, 819143), (65, 756132), (74, 664170), (78, 630110), (111, 442780), (130, 378066), (131, 375180), (148, 332085), (156, 315055), (169, 290820), (185, 265668), (195, 252044), (222, 221390), (260, 189033), (262, 187590), (338, 145410), (370, 132834), (390, 126022), (393, 125060), (444, 110695), (481, 102180), (507, 96940), (524, 93795), (555, 88556), (655, 75036), (676, 72705), (740, 66417), (780, 63011), (786, 62530), (845, 58164), (962, 51090), (1014, 48470), (1110, 44278), (1310, 37518), (1443, 34060), (1572, 31265), (1690, 29082), (1703, 28860), (1924, 25545), (1965, 25012), (2028, 24235), (2220, 22139), (2405, 20436), (2535, 19388), (2620, 18759), (2886, 17030), (3380, 14541), (3406, 14430), (3930, 12506), (4810, 10218), (4847, 10140), (5070, 9694), (5109, 9620), (5772, 8515), (6253, 7860), (6812, 7215)]