28045811600

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{30983}}^1$

素因数の和:31105

約数の個数: 120

約数和(自身を含む): 70508677632

約数和(自身を除く): 42462866032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 73, 80, 100, 124, 146, 155, 200, 248, 292, 310, 365, 400, 496, 584, 620, 730, 775, 1168, 1240, 1460, 1550, 1825, 2263, 2480, 2920, 3100, 3650, 4526, 5840, 6200, 7300, 9052, 11315, 12400, 14600, 18104, 22630, 29200, 30983, 36208, 45260, 56575, 61966, 90520, 113150, 123932, 154915, 181040, 226300, 247864, 309830, 452600, 495728, 619660, 774575, 905200, 960473, 1239320, 1549150, 1920946, 2261759, 2478640, 3098300, 3841892, 4523518, 4802365, 6196600, 7683784, 9047036, 9604730, 11308795, 12393200, 15367568, 18094072, 19209460, 22617590, 24011825, 36188144, 38418920, 45235180, 48023650, 56543975, 70114529, 76837840, 90470360, 96047300, 113087950, 140229058, 180940720, 192094600, 226175900, 280458116, 350572645, 384189200, 452351800, 560916232, 701145290, 904703600, 1121832464, 1402290580, 1752863225, 2804581160, 3505726450, 5609162320, 7011452900, 14022905800, 28045811600]

約数ペア:

[(1, 28045811600), (2, 14022905800), (4, 7011452900), (5, 5609162320), (8, 3505726450), (10, 2804581160), (16, 1752863225), (20, 1402290580), (25, 1121832464), (31, 904703600), (40, 701145290), (50, 560916232), (62, 452351800), (73, 384189200), (80, 350572645), (100, 280458116), (124, 226175900), (146, 192094600), (155, 180940720), (200, 140229058), (248, 113087950), (292, 96047300), (310, 90470360), (365, 76837840), (400, 70114529), (496, 56543975), (584, 48023650), (620, 45235180), (730, 38418920), (775, 36188144), (1168, 24011825), (1240, 22617590), (1460, 19209460), (1550, 18094072), (1825, 15367568), (2263, 12393200), (2480, 11308795), (2920, 9604730), (3100, 9047036), (3650, 7683784), (4526, 6196600), (5840, 4802365), (6200, 4523518), (7300, 3841892), (9052, 3098300), (11315, 2478640), (12400, 2261759), (14600, 1920946), (18104, 1549150), (22630, 1239320), (29200, 960473), (30983, 905200), (36208, 774575), (45260, 619660), (56575, 495728), (61966, 452600), (90520, 309830), (113150, 247864), (123932, 226300), (154915, 181040)]