81999970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{10691}}^1$

素因数の和:10770

約数の個数: 32

約数和(自身を含む): 161663040

約数和(自身を除く): 79663070

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 3835, 7670, 10691, 21382, 53455, 106910, 138983, 277966, 630769, 694915, 1261538, 1389830, 3153845, 6307690, 8199997, 16399994, 40999985, 81999970]

約数ペア:

[(1, 81999970), (2, 40999985), (5, 16399994), (10, 8199997), (13, 6307690), (26, 3153845), (59, 1389830), (65, 1261538), (118, 694915), (130, 630769), (295, 277966), (590, 138983), (767, 106910), (1534, 53455), (3835, 21382), (7670, 10691)]