25278120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1433}}^1$

素因数の和:1464

約数の個数: 144

約数和(自身を含む): 95633460

約数和(自身を除く): 70355340

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1433, 1470, 1764, 1960, 2205, 2520, 2866, 2940, 3528, 4299, 4410, 5732, 5880, 7165, 8598, 8820, 10031, 11464, 12897, 14330, 17196, 17640, 20062, 21495, 25794, 28660, 30093, 34392, 40124, 42990, 50155, 51588, 57320, 60186, 64485, 70217, 80248, 85980, 90279, 100310, 103176, 120372, 128970, 140434, 150465, 171960, 180558, 200620, 210651, 240744, 257940, 280868, 300930, 351085, 361116, 401240, 421302, 451395, 515880, 561736, 601860, 631953, 702170, 722232, 842604, 902790, 1053255, 1203720, 1263906, 1404340, 1685208, 1805580, 2106510, 2527812, 2808680, 3159765, 3611160, 4213020, 5055624, 6319530, 8426040, 12639060, 25278120]

約数ペア:

[(1, 25278120), (2, 12639060), (3, 8426040), (4, 6319530), (5, 5055624), (6, 4213020), (7, 3611160), (8, 3159765), (9, 2808680), (10, 2527812), (12, 2106510), (14, 1805580), (15, 1685208), (18, 1404340), (20, 1263906), (21, 1203720), (24, 1053255), (28, 902790), (30, 842604), (35, 722232), (36, 702170), (40, 631953), (42, 601860), (45, 561736), (49, 515880), (56, 451395), (60, 421302), (63, 401240), (70, 361116), (72, 351085), (84, 300930), (90, 280868), (98, 257940), (105, 240744), (120, 210651), (126, 200620), (140, 180558), (147, 171960), (168, 150465), (180, 140434), (196, 128970), (210, 120372), (245, 103176), (252, 100310), (280, 90279), (294, 85980), (315, 80248), (360, 70217), (392, 64485), (420, 60186), (441, 57320), (490, 51588), (504, 50155), (588, 42990), (630, 40124), (735, 34392), (840, 30093), (882, 28660), (980, 25794), (1176, 21495), (1260, 20062), (1433, 17640), (1470, 17196), (1764, 14330), (1960, 12897), (2205, 11464), (2520, 10031), (2866, 8820), (2940, 8598), (3528, 7165), (4299, 5880), (4410, 5732)]