202077980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 488980800

約数和(自身を除く): 286902820

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 131, 170, 221, 260, 262, 340, 349, 442, 524, 655, 698, 884, 1105, 1310, 1396, 1703, 1745, 2210, 2227, 2620, 3406, 3490, 4420, 4454, 4537, 5933, 6812, 6980, 8515, 8908, 9074, 11135, 11866, 17030, 18148, 22270, 22685, 23732, 28951, 29665, 34060, 44540, 45370, 45719, 57902, 59330, 77129, 90740, 91438, 115804, 118660, 144755, 154258, 182876, 228595, 289510, 308516, 385645, 457190, 579020, 594347, 771290, 777223, 914380, 1188694, 1542580, 1554446, 2377388, 2971735, 3108892, 3886115, 5943470, 7772230, 10103899, 11886940, 15544460, 20207798, 40415596, 50519495, 101038990, 202077980]

約数ペア:

[(1, 202077980), (2, 101038990), (4, 50519495), (5, 40415596), (10, 20207798), (13, 15544460), (17, 11886940), (20, 10103899), (26, 7772230), (34, 5943470), (52, 3886115), (65, 3108892), (68, 2971735), (85, 2377388), (130, 1554446), (131, 1542580), (170, 1188694), (221, 914380), (260, 777223), (262, 771290), (340, 594347), (349, 579020), (442, 457190), (524, 385645), (655, 308516), (698, 289510), (884, 228595), (1105, 182876), (1310, 154258), (1396, 144755), (1703, 118660), (1745, 115804), (2210, 91438), (2227, 90740), (2620, 77129), (3406, 59330), (3490, 57902), (4420, 45719), (4454, 45370), (4537, 44540), (5933, 34060), (6812, 29665), (6980, 28951), (8515, 23732), (8908, 22685), (9074, 22270), (11135, 18148), (11866, 17030)]