5181028760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{467}}^1$

素因数の和:921

約数の個数: 128

約数和(自身を含む): 12615782400

約数和(自身を除く): 7434753640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 389, 460, 467, 620, 713, 778, 920, 934, 1240, 1426, 1556, 1868, 1945, 2335, 2852, 3112, 3565, 3736, 3890, 4670, 5704, 7130, 7780, 8947, 9340, 10741, 12059, 14260, 14477, 15560, 17894, 18680, 21482, 24118, 28520, 28954, 35788, 42964, 44735, 48236, 53705, 57908, 60295, 71576, 72385, 85928, 89470, 96472, 107410, 115816, 120590, 144770, 178940, 181663, 214820, 241180, 277357, 289540, 332971, 357880, 363326, 429640, 482360, 554714, 579080, 665942, 726652, 908315, 1109428, 1331884, 1386785, 1453304, 1664855, 1816630, 2218856, 2663768, 2773570, 3329710, 3633260, 4178249, 5547140, 5631553, 6659420, 7266520, 8356498, 11094280, 11263106, 13318840, 16712996, 20891245, 22526212, 28157765, 33425992, 41782490, 45052424, 56315530, 83564980, 112631060, 129525719, 167129960, 225262120, 259051438, 518102876, 647628595, 1036205752, 1295257190, 2590514380, 5181028760]

約数ペア:

[(1, 5181028760), (2, 2590514380), (4, 1295257190), (5, 1036205752), (8, 647628595), (10, 518102876), (20, 259051438), (23, 225262120), (31, 167129960), (40, 129525719), (46, 112631060), (62, 83564980), (92, 56315530), (115, 45052424), (124, 41782490), (155, 33425992), (184, 28157765), (230, 22526212), (248, 20891245), (310, 16712996), (389, 13318840), (460, 11263106), (467, 11094280), (620, 8356498), (713, 7266520), (778, 6659420), (920, 5631553), (934, 5547140), (1240, 4178249), (1426, 3633260), (1556, 3329710), (1868, 2773570), (1945, 2663768), (2335, 2218856), (2852, 1816630), (3112, 1664855), (3565, 1453304), (3736, 1386785), (3890, 1331884), (4670, 1109428), (5704, 908315), (7130, 726652), (7780, 665942), (8947, 579080), (9340, 554714), (10741, 482360), (12059, 429640), (14260, 363326), (14477, 357880), (15560, 332971), (17894, 289540), (18680, 277357), (21482, 241180), (24118, 214820), (28520, 181663), (28954, 178940), (35788, 144770), (42964, 120590), (44735, 115816), (48236, 107410), (53705, 96472), (57908, 89470), (60295, 85928), (71576, 72385)]