25803900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:545

約数の個数: 144

約数和(自身を含む): 87494400

約数和(自身を除く): 61690500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 90, 95, 100, 108, 114, 135, 150, 171, 180, 190, 225, 228, 270, 285, 300, 342, 380, 450, 475, 503, 513, 540, 570, 675, 684, 855, 900, 950, 1006, 1026, 1140, 1350, 1425, 1509, 1710, 1900, 2012, 2052, 2515, 2565, 2700, 2850, 3018, 3420, 4275, 4527, 5030, 5130, 5700, 6036, 7545, 8550, 9054, 9557, 10060, 10260, 12575, 12825, 13581, 15090, 17100, 18108, 19114, 22635, 25150, 25650, 27162, 28671, 30180, 37725, 38228, 45270, 47785, 50300, 51300, 54324, 57342, 67905, 75450, 86013, 90540, 95570, 113175, 114684, 135810, 143355, 150900, 172026, 191140, 226350, 238925, 258039, 271620, 286710, 339525, 344052, 430065, 452700, 477850, 516078, 573420, 679050, 716775, 860130, 955700, 1032156, 1290195, 1358100, 1433550, 1720260, 2150325, 2580390, 2867100, 4300650, 5160780, 6450975, 8601300, 12901950, 25803900]

約数ペア:

[(1, 25803900), (2, 12901950), (3, 8601300), (4, 6450975), (5, 5160780), (6, 4300650), (9, 2867100), (10, 2580390), (12, 2150325), (15, 1720260), (18, 1433550), (19, 1358100), (20, 1290195), (25, 1032156), (27, 955700), (30, 860130), (36, 716775), (38, 679050), (45, 573420), (50, 516078), (54, 477850), (57, 452700), (60, 430065), (75, 344052), (76, 339525), (90, 286710), (95, 271620), (100, 258039), (108, 238925), (114, 226350), (135, 191140), (150, 172026), (171, 150900), (180, 143355), (190, 135810), (225, 114684), (228, 113175), (270, 95570), (285, 90540), (300, 86013), (342, 75450), (380, 67905), (450, 57342), (475, 54324), (503, 51300), (513, 50300), (540, 47785), (570, 45270), (675, 38228), (684, 37725), (855, 30180), (900, 28671), (950, 27162), (1006, 25650), (1026, 25150), (1140, 22635), (1350, 19114), (1425, 18108), (1509, 17100), (1710, 15090), (1900, 13581), (2012, 12825), (2052, 12575), (2515, 10260), (2565, 10060), (2700, 9557), (2850, 9054), (3018, 8550), (3420, 7545), (4275, 6036), (4527, 5700), (5030, 5130)]