738861890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4051}}^1$

素因数の和:4155

約数の個数: 64

約数和(自身を含む): 1519402752

約数和(自身を除く): 780540862

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 61, 65, 115, 122, 130, 230, 299, 305, 598, 610, 793, 1403, 1495, 1586, 2806, 2990, 3965, 4051, 7015, 7930, 8102, 14030, 18239, 20255, 36478, 40510, 52663, 91195, 93173, 105326, 182390, 186346, 247111, 263315, 465865, 494222, 526630, 931730, 1211249, 1235555, 2422498, 2471110, 3212443, 5683553, 6056245, 6424886, 11367106, 12112490, 16062215, 28417765, 32124430, 56835530, 73886189, 147772378, 369430945, 738861890]

約数ペア:

[(1, 738861890), (2, 369430945), (5, 147772378), (10, 73886189), (13, 56835530), (23, 32124430), (26, 28417765), (46, 16062215), (61, 12112490), (65, 11367106), (115, 6424886), (122, 6056245), (130, 5683553), (230, 3212443), (299, 2471110), (305, 2422498), (598, 1235555), (610, 1211249), (793, 931730), (1403, 526630), (1495, 494222), (1586, 465865), (2806, 263315), (2990, 247111), (3965, 186346), (4051, 182390), (7015, 105326), (7930, 93173), (8102, 91195), (14030, 52663), (18239, 40510), (20255, 36478)]