45720650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 95669100

約数和(自身を除く): 49948450

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 149, 170, 190, 298, 323, 361, 425, 475, 646, 722, 745, 850, 950, 1490, 1615, 1805, 2533, 2831, 3230, 3610, 3725, 5066, 5662, 6137, 7450, 8075, 9025, 12274, 12665, 14155, 16150, 18050, 25330, 28310, 30685, 48127, 53789, 61370, 63325, 70775, 96254, 107578, 126650, 141550, 153425, 240635, 268945, 306850, 481270, 537890, 914413, 1203175, 1344725, 1828826, 2406350, 2689450, 4572065, 9144130, 22860325, 45720650]

約数ペア:

[(1, 45720650), (2, 22860325), (5, 9144130), (10, 4572065), (17, 2689450), (19, 2406350), (25, 1828826), (34, 1344725), (38, 1203175), (50, 914413), (85, 537890), (95, 481270), (149, 306850), (170, 268945), (190, 240635), (298, 153425), (323, 141550), (361, 126650), (425, 107578), (475, 96254), (646, 70775), (722, 63325), (745, 61370), (850, 53789), (950, 48127), (1490, 30685), (1615, 28310), (1805, 25330), (2533, 18050), (2831, 16150), (3230, 14155), (3610, 12665), (3725, 12274), (5066, 9025), (5662, 8075), (6137, 7450)]