221569275460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{1087}}^1\times {\mathrm{1373}}^1$

素因数の和:3053

約数の個数: 96

約数和(自身を含む): 502792722432

約数和(自身を除く): 281223446972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 571, 1087, 1142, 1373, 2174, 2284, 2746, 2855, 4348, 5435, 5492, 5710, 6865, 7423, 10870, 11420, 13730, 14131, 14846, 17849, 21740, 27460, 28262, 29692, 35698, 37115, 56524, 70655, 71396, 74230, 89245, 141310, 148460, 178490, 282620, 356980, 620677, 783983, 1241354, 1492451, 1567966, 2482708, 2984902, 3103385, 3135932, 3919915, 5969804, 6206770, 7462255, 7839830, 8068801, 10191779, 12413540, 14924510, 15679660, 16137602, 19401863, 20383558, 29849020, 32275204, 38803726, 40344005, 40767116, 50958895, 77607452, 80688010, 97009315, 101917790, 161376020, 194018630, 203835580, 388037260, 852189521, 1704379042, 3408758084, 4260947605, 8521895210, 11078463773, 17043790420, 22156927546, 44313855092, 55392318865, 110784637730, 221569275460]

約数ペア:

[(1, 221569275460), (2, 110784637730), (4, 55392318865), (5, 44313855092), (10, 22156927546), (13, 17043790420), (20, 11078463773), (26, 8521895210), (52, 4260947605), (65, 3408758084), (130, 1704379042), (260, 852189521), (571, 388037260), (1087, 203835580), (1142, 194018630), (1373, 161376020), (2174, 101917790), (2284, 97009315), (2746, 80688010), (2855, 77607452), (4348, 50958895), (5435, 40767116), (5492, 40344005), (5710, 38803726), (6865, 32275204), (7423, 29849020), (10870, 20383558), (11420, 19401863), (13730, 16137602), (14131, 15679660), (14846, 14924510), (17849, 12413540), (21740, 10191779), (27460, 8068801), (28262, 7839830), (29692, 7462255), (35698, 6206770), (37115, 5969804), (56524, 3919915), (70655, 3135932), (71396, 3103385), (74230, 2984902), (89245, 2482708), (141310, 1567966), (148460, 1492451), (178490, 1241354), (282620, 783983), (356980, 620677)]