72010700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 164989440

約数和(自身を除く): 92978740

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 131, 230, 239, 262, 460, 478, 524, 575, 655, 956, 1150, 1195, 1310, 2300, 2390, 2620, 3013, 3275, 4780, 5497, 5975, 6026, 6550, 10994, 11950, 12052, 13100, 15065, 21988, 23900, 27485, 30130, 31309, 54970, 60260, 62618, 75325, 109940, 125236, 137425, 150650, 156545, 274850, 301300, 313090, 549700, 626180, 720107, 782725, 1440214, 1565450, 2880428, 3130900, 3600535, 7201070, 14402140, 18002675, 36005350, 72010700]

約数ペア:

[(1, 72010700), (2, 36005350), (4, 18002675), (5, 14402140), (10, 7201070), (20, 3600535), (23, 3130900), (25, 2880428), (46, 1565450), (50, 1440214), (92, 782725), (100, 720107), (115, 626180), (131, 549700), (230, 313090), (239, 301300), (262, 274850), (460, 156545), (478, 150650), (524, 137425), (575, 125236), (655, 109940), (956, 75325), (1150, 62618), (1195, 60260), (1310, 54970), (2300, 31309), (2390, 30130), (2620, 27485), (3013, 23900), (3275, 21988), (4780, 15065), (5497, 13100), (5975, 12052), (6026, 11950), (6550, 10994)]