81420510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1721}}^1$

素因数の和:1833

約数の個数: 64

約数和(自身を含む): 208293120

約数和(自身を除く): 126872610

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 83, 95, 114, 166, 190, 249, 285, 415, 498, 570, 830, 1245, 1577, 1721, 2490, 3154, 3442, 4731, 5163, 7885, 8605, 9462, 10326, 15770, 17210, 23655, 25815, 32699, 47310, 51630, 65398, 98097, 142843, 163495, 196194, 285686, 326990, 428529, 490485, 714215, 857058, 980970, 1428430, 2142645, 2714017, 4285290, 5428034, 8142051, 13570085, 16284102, 27140170, 40710255, 81420510]

約数ペア:

[(1, 81420510), (2, 40710255), (3, 27140170), (5, 16284102), (6, 13570085), (10, 8142051), (15, 5428034), (19, 4285290), (30, 2714017), (38, 2142645), (57, 1428430), (83, 980970), (95, 857058), (114, 714215), (166, 490485), (190, 428529), (249, 326990), (285, 285686), (415, 196194), (498, 163495), (570, 142843), (830, 98097), (1245, 65398), (1577, 51630), (1721, 47310), (2490, 32699), (3154, 25815), (3442, 23655), (4731, 17210), (5163, 15770), (7885, 10326), (8605, 9462)]