1490367100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{571}}^1\times {\mathrm{607}}^1$

素因数の和:1235

約数の個数: 72

約数和(自身を含む): 3320565248

約数和(自身を除く): 1830198148

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 571, 607, 860, 1075, 1142, 1214, 2150, 2284, 2428, 2855, 3035, 4300, 5710, 6070, 11420, 12140, 14275, 15175, 24553, 26101, 28550, 30350, 49106, 52202, 57100, 60700, 98212, 104404, 122765, 130505, 245530, 261010, 346597, 491060, 522020, 613825, 652525, 693194, 1227650, 1305050, 1386388, 1732985, 2455300, 2610100, 3465970, 6931940, 8664925, 14903671, 17329850, 29807342, 34659700, 59614684, 74518355, 149036710, 298073420, 372591775, 745183550, 1490367100]

約数ペア:

[(1, 1490367100), (2, 745183550), (4, 372591775), (5, 298073420), (10, 149036710), (20, 74518355), (25, 59614684), (43, 34659700), (50, 29807342), (86, 17329850), (100, 14903671), (172, 8664925), (215, 6931940), (430, 3465970), (571, 2610100), (607, 2455300), (860, 1732985), (1075, 1386388), (1142, 1305050), (1214, 1227650), (2150, 693194), (2284, 652525), (2428, 613825), (2855, 522020), (3035, 491060), (4300, 346597), (5710, 261010), (6070, 245530), (11420, 130505), (12140, 122765), (14275, 104404), (15175, 98212), (24553, 60700), (26101, 57100), (28550, 52202), (30350, 49106)]