81430076

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{641}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 176164800

約数和(自身を除く): 94734724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 349, 364, 641, 698, 1282, 1396, 2443, 2564, 4487, 4537, 4886, 8333, 8974, 9074, 9772, 16666, 17948, 18148, 31759, 33332, 58331, 63518, 116662, 127036, 223709, 233324, 447418, 894836, 1565963, 2908217, 3131926, 5816434, 6263852, 11632868, 20357519, 40715038, 81430076]

約数ペア:

[(1, 81430076), (2, 40715038), (4, 20357519), (7, 11632868), (13, 6263852), (14, 5816434), (26, 3131926), (28, 2908217), (52, 1565963), (91, 894836), (182, 447418), (349, 233324), (364, 223709), (641, 127036), (698, 116662), (1282, 63518), (1396, 58331), (2443, 33332), (2564, 31759), (4487, 18148), (4537, 17948), (4886, 16666), (8333, 9772), (8974, 9074)]