87718065

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 153280512

約数和(自身を除く): 65562447

約数列:

[1, 3, 5, 15, 31, 41, 43, 93, 107, 123, 129, 155, 205, 215, 321, 465, 535, 615, 645, 1271, 1333, 1605, 1763, 3317, 3813, 3999, 4387, 4601, 5289, 6355, 6665, 8815, 9951, 13161, 13803, 16585, 19065, 19995, 21935, 23005, 26445, 49755, 54653, 65805, 69015, 135997, 142631, 163959, 188641, 273265, 407991, 427893, 565923, 679985, 713155, 819795, 943205, 2039955, 2139465, 2829615, 5847871, 17543613, 29239355, 87718065]

約数ペア:

[(1, 87718065), (3, 29239355), (5, 17543613), (15, 5847871), (31, 2829615), (41, 2139465), (43, 2039955), (93, 943205), (107, 819795), (123, 713155), (129, 679985), (155, 565923), (205, 427893), (215, 407991), (321, 273265), (465, 188641), (535, 163959), (615, 142631), (645, 135997), (1271, 69015), (1333, 65805), (1605, 54653), (1763, 49755), (3317, 26445), (3813, 23005), (3999, 21935), (4387, 19995), (4601, 19065), (5289, 16585), (6355, 13803), (6665, 13161), (8815, 9951)]