65395980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27947}}^1$

素因数の和:27975

約数の個数: 72

約数和(自身を含む): 213634512

約数和(自身を除く): 148238532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 27947, 55894, 83841, 111788, 139735, 167682, 251523, 279470, 335364, 363311, 419205, 503046, 558940, 726622, 838410, 1006092, 1089933, 1257615, 1453244, 1676820, 1816555, 2179866, 2515230, 3269799, 3633110, 4359732, 5030460, 5449665, 6539598, 7266220, 10899330, 13079196, 16348995, 21798660, 32697990, 65395980]

約数ペア:

[(1, 65395980), (2, 32697990), (3, 21798660), (4, 16348995), (5, 13079196), (6, 10899330), (9, 7266220), (10, 6539598), (12, 5449665), (13, 5030460), (15, 4359732), (18, 3633110), (20, 3269799), (26, 2515230), (30, 2179866), (36, 1816555), (39, 1676820), (45, 1453244), (52, 1257615), (60, 1089933), (65, 1006092), (78, 838410), (90, 726622), (117, 558940), (130, 503046), (156, 419205), (180, 363311), (195, 335364), (234, 279470), (260, 251523), (390, 167682), (468, 139735), (585, 111788), (780, 83841), (1170, 55894), (2340, 27947)]