72535970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 149022720

約数和(自身を除く): 76486750

約数列:

[1, 2, 5, 10, 13, 26, 31, 41, 62, 65, 82, 130, 155, 205, 310, 403, 410, 439, 533, 806, 878, 1066, 1271, 2015, 2195, 2542, 2665, 4030, 4390, 5330, 5707, 6355, 11414, 12710, 13609, 16523, 17999, 27218, 28535, 33046, 35998, 57070, 68045, 82615, 89995, 136090, 165230, 176917, 179990, 233987, 353834, 467974, 557969, 884585, 1115938, 1169935, 1769170, 2339870, 2789845, 5579690, 7253597, 14507194, 36267985, 72535970]

約数ペア:

[(1, 72535970), (2, 36267985), (5, 14507194), (10, 7253597), (13, 5579690), (26, 2789845), (31, 2339870), (41, 1769170), (62, 1169935), (65, 1115938), (82, 884585), (130, 557969), (155, 467974), (205, 353834), (310, 233987), (403, 179990), (410, 176917), (439, 165230), (533, 136090), (806, 89995), (878, 82615), (1066, 68045), (1271, 57070), (2015, 35998), (2195, 33046), (2542, 28535), (2665, 27218), (4030, 17999), (4390, 16523), (5330, 13609), (5707, 12710), (6355, 11414)]