51753780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1301}}^1$

素因数の和:1346

約数の個数: 144

約数和(自身を含む): 179144784

約数和(自身を除く): 127391004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1301, 1326, 1530, 1989, 2210, 2340, 2602, 2652, 3060, 3315, 3903, 3978, 4420, 5204, 6505, 6630, 7806, 7956, 9945, 11709, 13010, 13260, 15612, 16913, 19515, 19890, 22117, 23418, 26020, 33826, 39030, 39780, 44234, 46836, 50739, 58545, 66351, 67652, 78060, 84565, 88468, 101478, 110585, 117090, 132702, 152217, 169130, 199053, 202956, 221170, 234180, 253695, 265404, 287521, 304434, 331755, 338260, 398106, 442340, 507390, 575042, 608868, 663510, 761085, 796212, 862563, 995265, 1014780, 1150084, 1327020, 1437605, 1522170, 1725126, 1990530, 2587689, 2875210, 3044340, 3450252, 3981060, 4312815, 5175378, 5750420, 8625630, 10350756, 12938445, 17251260, 25876890, 51753780]

約数ペア:

[(1, 51753780), (2, 25876890), (3, 17251260), (4, 12938445), (5, 10350756), (6, 8625630), (9, 5750420), (10, 5175378), (12, 4312815), (13, 3981060), (15, 3450252), (17, 3044340), (18, 2875210), (20, 2587689), (26, 1990530), (30, 1725126), (34, 1522170), (36, 1437605), (39, 1327020), (45, 1150084), (51, 1014780), (52, 995265), (60, 862563), (65, 796212), (68, 761085), (78, 663510), (85, 608868), (90, 575042), (102, 507390), (117, 442340), (130, 398106), (153, 338260), (156, 331755), (170, 304434), (180, 287521), (195, 265404), (204, 253695), (221, 234180), (234, 221170), (255, 202956), (260, 199053), (306, 169130), (340, 152217), (390, 132702), (442, 117090), (468, 110585), (510, 101478), (585, 88468), (612, 84565), (663, 78060), (765, 67652), (780, 66351), (884, 58545), (1020, 50739), (1105, 46836), (1170, 44234), (1301, 39780), (1326, 39030), (1530, 33826), (1989, 26020), (2210, 23418), (2340, 22117), (2602, 19890), (2652, 19515), (3060, 16913), (3315, 15612), (3903, 13260), (3978, 13010), (4420, 11709), (5204, 9945), (6505, 7956), (6630, 7806)]